{"title":"Mercedes Tune","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eMercedes Tuning Software\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eMercedes builds engines that are deliberately held back. The handcrafted AMG V8s, the four-cylinder turbos in the 45 AMGs, the inline sixes in the newer E and S platforms - every one of them leaves the factory with significant performance buried under conservative calibration. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis is so these cars can meet emission targets, fuel quality variations across markets, and warranty buffers. It all adds up to an engine running well short of what it's actually capable of. A Mercedes tune is how you can unlock it.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eA tune rewrites how the ECU manages boost, fuel, ignition timing, and throttle mapping. The hardware doesn't change - you're just telling the existing engine to use the headroom Mercedes already engineered into it. On AMG platforms in particular, that headroom is substantial. These engines are built to handle far more than the factory map allows them to.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eWhat it changes about how your Mercedes drives\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThrottle response is the first thing you notice. Mercedes' factory throttle mapping is smoothed out for comfort - a tune will sharpen it so the pedal actually correlates to what the engine is doing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eTorque arrives earlier and harder. On the supercharged and turbocharged platforms, factory boost is held back through the low and midrange. A proper tune pulls that boost in sooner and keeps it there.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe transmission stops fighting the engine. Mercedes' automatics are conservative in how they hold gears under load - particularly the 7G and 9G boxes. A tuned engine paired with the factory transmission usually behaves better because the calibration accounts for the new torque curve and the gearbox stops second-guessing what you're asking for.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003ePair your tune with downpipes and exhaust\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eA tune on stock exhaust hardware leaves real performance on the table. Mercedes' factory downpipes are restrictive - particularly the catalysed sections - and the exhaust systems are built to keep the car quiet rather than let it breathe. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIf you add a performance downpipe and aftermarket exhaust to a tuned Mercedes, the gains compound. More airflow, sharper response, and the V8 soundtrack the AMG cars should have left the factory with.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eMost owners who tune end up running all three. It's how the platform was meant to be driven.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"2015-2023-mercedes-c63-performance-ecu-tune-w205","title":"2015-2023 Mercedes-Benz C63\/C63s AMG Performance ECU Tune | W205","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2015 2016 2017 2018 2019 2020 2021 2022 2023 W205 Mercedes Benz C63 AMG C63s AMG 4.0L V8 Twin Turbo M177 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2023, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48072258617566,"sku":"MB-W205C63-1017-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48072258650334,"sku":"MB-W205C63-1017-B","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2015-2023-mercedes-benz-c63-c63s-amg-performance-ecu-tune-w205-no-cpc-module-tunes-618.jpg?v=1775718370"},{"product_id":"2020-mercedes-benz-gle63-gle63s-amg-performance-ecu-tune-w167-c167","title":"2020+ Mercedes-Benz GLE63\/GLE63s AMG Performance ECU Tune | W167\/C167","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2020 2021 2022 2023 2024 2025 2026 W167 C167 V167 Mercedes GLE63 AMG GLE63s AMG 4.0L Twin Turbo V8 M177 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48072265629918,"sku":"MB-W167-1028-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48072265662686,"sku":"MB-W167-1028-B","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2020-mercedes-benz-gle63-gle63s-amg-performance-ecu-tune-w167-c167-no-cpc-module-tunes-745.jpg?v=1775717886"},{"product_id":"2011-2018-mercedes-benz-cls500-cls550-performance-ecu-tune-w218","title":"2011-2018 Mercedes-Benz CLS500\/CLS550 Performance ECU Tune | W218","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2011 \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 2015 2016 2017 2018 W218 C218 Mercedes CLS500 CLS 550 RWD 4MATIC 4.7L V8 Twin Turbo M278 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 120 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 150 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48072273854686,"sku":"MB-W218-1019-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2011-2018-mercedes-benz-cls500-cls550-performance-ecu-tune-w218-tunes-122.jpg?v=1775718726"},{"product_id":"2015-2022-mercedes-glc43-amg-performance-ecu-tune-x253-c253","title":"2015-2022 Mercedes-Benz GLC43 AMG Performance ECU Tune | X253\/C253","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2015 2016 2017 2018 2019 2020 2021 2022 W253 X253 C253 Mercedes GLC43 AMG 3.0L V6 Twin Turbo M276 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2022, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48074477371614,"sku":"MB-X253-1018-A","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48074477404382,"sku":"MB-X253-1018-B","price":2249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2015-2022-mercedes-benz-glc43-amg-performance-ecu-tune-x253-c253-no-cpc-module-tunes-396.jpg?v=1775804167"},{"product_id":"2013-2017-mercedes-benz-s500-s550-performance-ecu-tune-w222-c217","title":"2013-2017 Mercedes-Benz S500\/S550 Performance ECU Tune | W222\/C217","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2013 2014 2015 2016 2017 C217 W222 Mercedes S500 S550 Coupe Cabriolet Sedan 4.7L Twin Turbo V8 M278 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48074481041630,"sku":"MB-W222-1030-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2013-2017-mercedes-benz-s500-s550-performance-ecu-tune-w222-c217-tunes-784.jpg?v=1775804412"},{"product_id":"2015-2021-mercedes-benz-amg-gt-gts-gtr-gtc-performance-ecu-tune-c190-coupe","title":"2015-2021 Mercedes-Benz AMG GT\/GTS\/GTR\/GTC Performance ECU Tune | C190 Coupe","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2015 2016 2017 2018 2019 2020 2021 C190 R190 Mercedes AMG GT GT Roadster GTS GTR GTC GTC Roadster 4.0L V8 Twin Turbo M178 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 120 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 120 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2021, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48074481598686,"sku":"MB-C190-1019-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48074481631454,"sku":"MB-C190-1019-B","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2015-2021-mercedes-benz-amg-gt-gts-gtr-gtc-performance-ecu-tune-c190-coupe-no-cpc-module-tunes-156.jpg?v=1775804646"},{"product_id":"2019-2023-mercedes-benz-amg-gt63-gt63s-performance-ecu-tune-x290","title":"2019-2023 Mercedes-Benz AMG GT63\/GT63S Performance ECU Tune | X290","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2019 2020 2021 2022 2023 2023 X290 Mercedes AMG GT63 GT63S 4.0L V8 Twin Turbo M177 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48077711769822,"sku":"MB-X290-1012-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48077711802590,"sku":"MB-X290-1012-B","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2019-2023-mercedes-benz-amg-gt63-gt63s-performance-ecu-tune-x290-no-cpc-module-tunes-991.jpg?v=1775865130"},{"product_id":"2012-2016-mercedes-benz-e63-amg-performance-ecu-tune-w212","title":"2012-2016 Mercedes-Benz E63 AMG Performance ECU Tune | W212","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: 2012 2013 2014 2015 2016 W212 Mercedes E63 AMG RWD E63 AMG 4MATIC 5.5L Twin Turbo V8 M157 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 125 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 175 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48077715865822,"sku":"MB-W212-1028-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2012-2016-mercedes-benz-e63-amg-performance-ecu-tune-w212-tunes-378.jpg?v=1775865366"},{"product_id":"2013-2017-mercedes-benz-s63-amg-performance-ecu-tune-w222-c217","title":"2013-2017 Mercedes-Benz S63 AMG Performance ECU Tune | W222\/C217","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2013 2014 2015 2016 2017 C217 W222 Mercedes S63 AMG Coupe Cabriolet Sedan 5.5L Twin Turbo V8 M157 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48077719142622,"sku":"MB-W222-1031-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2013-2017-mercedes-benz-s63-amg-performance-ecu-tune-w222-c217-tunes-542.jpg?v=1775865486"},{"product_id":"2018-2024-mercedes-benz-g63-amg-performance-ecu-tune-w463a-w464","title":"2018-2024 Mercedes-Benz G63 AMG Performance ECU Tune | W463A\/W464","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2018 2019 2020 2021 2022 2023 2024 W463A W464 Mercedes G63 AMG 4.0L Twin Turbo M177 V8\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2024, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48078263550174,"sku":"MB-W463G-1002-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48078263582942,"sku":"MB-W463G-1002-B","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2018-2024-mercedes-benz-g63-amg-performance-ecu-tune-w463a-w464-no-cpc-module-tunes-315.jpg?v=1775885714"},{"product_id":"2012-2018-mercedes-benz-cls63-amg-performance-ecu-tune-w218","title":"2012-2018 Mercedes-Benz CLS63 AMG Performance ECU Tune | W218","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 2015 2016 2017 2018 W218 Mercedes CLS63 AMG RWD CLS63 AMG 4MATIC CLS63s AMG 5.5L V8 Twin Turbo M157 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 125 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 175 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48078265417950,"sku":"MB-W218-1020-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2012-2018-mercedes-benz-cls63-amg-performance-ecu-tune-w218-tunes-769.jpg?v=1775885825"},{"product_id":"2018-2023-mercedes-benz-e450-e53-amg-performance-ecu-tune-w213","title":"2018-2023 Mercedes-Benz E450\/E53 AMG Performance ECU Tune | W213","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2018 2019 2020 2021 2022 2023 W213 C238 A238 Sedan Coupe Convertible Mercedes E450 E53 AMG 3.0L Turbo I6 M256 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2023, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48078270824670,"sku":"MB-W213-1031-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48078275051742,"sku":"MB-W213-1031-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48078270857438,"sku":"MB-W213-1031-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48078275084510,"sku":"MB-W213-1031-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2018-2023-mercedes-benz-e450-e53-amg-performance-ecu-tune-w213-no-cpc-module-yes-unlock-tunes-967.jpg?v=1775886307"},{"product_id":"2018-2023-mercedes-benz-gt43-gt53-amg-performance-ecu-tune-x290","title":"2018-2023 Mercedes-Benz GT43\/GT53 AMG Performance ECU Tune | X290","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2018 2019 2020 2021 2022 2023 X290 Mercedes GT43 AMG GT53 AMG 3.0L Turbo I6 M256 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2023, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48078282195166,"sku":"MB-X290-1013-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48078282227934,"sku":"MB-X290-1013-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48078282260702,"sku":"MB-X290-1013-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48078282293470,"sku":"MB-X290-1013-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2018-2023-mercedes-benz-gt43-gt53-amg-performance-ecu-tune-x290-no-cpc-module-yes-unlock-tunes-249.jpg?v=1775887446"},{"product_id":"2016-2019-mercedes-benz-gle63-amg-performance-ecu-tune-w166","title":"2016-2019 Mercedes-Benz GLE63 AMG Performance ECU Tune | W166","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2016 2017 2018 2019 C292 W166 Mercedes GLE63 AMG 5.5L Twin Turbo V8 M157 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48078291140830,"sku":"MB-W166-1039-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2016-2019-mercedes-benz-gle63-amg-performance-ecu-tune-w166-tunes-701.jpg?v=1775887927"},{"product_id":"2016-2022-mercedes-benz-glc63-amg-performance-ecu-tune-w253","title":"2016-2022 Mercedes-Benz GLC63 AMG Performance ECU Tune | W253","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2016 2017 2018 2019 2020 2021 2022 X253 W253 Mercedes \u003cmeta charset=\"utf-8\"\u003eGLC63 AMG GLC63s AMG 4.0L Twin Turbo V8 M177 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2023, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48078291435742,"sku":"MB-W253-1019-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48078291468510,"sku":"MB-W253-1019-B","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2016-2022-mercedes-benz-glc63-amg-performance-ecu-tune-w253-no-cpc-module-tunes-196.jpg?v=1775888109"},{"product_id":"2017-2020-mercedes-benz-s63-amg-performance-ecu-tune-w222-c217","title":"2017-2020 Mercedes-Benz S63 AMG Performance ECU Tune | W222\/C217","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2017 2018 2019 2020 W222 C217 Mercedes S63 AMG Coupe Cabriolet Sedan 4.0L V8 Twin Turbo M177 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2020, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48078294155486,"sku":"MB-W222-1032-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48078294188254,"sku":"MB-W222-1032-B","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2017-2020-mercedes-benz-s63-amg-performance-ecu-tune-w222-c217-no-cpc-module-tunes-663.jpg?v=1775888527"},{"product_id":"2015-2023-mercedes-benz-c200-c250-c300-performance-ecu-tune-w205","title":"2015-2023 Mercedes-Benz C200\/C250\/C300 Performance ECU Tune | W205","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2015 2016 2017 2018 2019 2020 2021 2022 2023 W205 Mercedes C200 C250 C300 2.0L I4 Turbo M274 M264 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 60 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 70 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2023, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 40 HP and 40 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48078296907998,"sku":"MB-W205-1029-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48078296940766,"sku":"MB-W205-1029-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48078296973534,"sku":"MB-W205-1029-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48078297006302,"sku":"MB-W205-1029-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2015-2023-mercedes-benz-c200-c250-c300-performance-ecu-tune-w205-no-cpc-module-yes-unlock-tunes-675.jpg?v=1775889667"},{"product_id":"2011-2017-mercedes-benz-e500-e550-performance-ecu-tune-w212-c207","title":"2011-2017 Mercedes-Benz E500\/E550 Performance ECU Tune | W212\/C207","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2011 \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 2015 2016 2017 W212 C207 Mercedes E500 E550 RWD 4MATIC 4.7L V8 Twin Turbo M278 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 120 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 150 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48080024469726,"sku":"MB-W212-1029-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2011-2017-mercedes-benz-e500-e550-performance-ecu-tune-w212-c207-tunes-299.jpg?v=1775940018"},{"product_id":"2013-2018-mercedes-benz-g63-amg-performance-ecu-tune-w463","title":"2013-2018 Mercedes-Benz G63 AMG Performance ECU Tune | W463","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2013 2014 2015 2016 2017 2018 W463 Mercedes G63 AMG 5.5L Twin Turbo V8 M157 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48080041115870,"sku":"MB-W463-1008-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2013-2018-mercedes-benz-g63-amg-performance-ecu-tune-w463-tunes-368.jpg?v=1775940610"},{"product_id":"2024-mercedes-benz-gle450-gle53-amg-performance-ecu-tune-w167-c167","title":"2024+ Mercedes-Benz GLE450\/GLE53 AMG Performance ECU Tune | W167\/C167","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2024 2025 2026 C167 W167 Mercedes GLE53 AMG GLE450 3.0L Turbo I6 M256 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 75 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eIf you purchase the ECU unlock, we will also provide you with instructions for this\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/strong\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48080057237726,"sku":"MB-W167-1029-A","price":2749.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48080057270494,"sku":"MB-W167-1029-B","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48080065331422,"sku":"MB-W167-1029-C","price":3999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48080065364190,"sku":"MB-W167-1029-D","price":2999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2024-mercedes-benz-gle450-gle53-amg-performance-ecu-tune-w167-c167-no-cpc-module-yes-unlock-tunes-639.jpg?v=1775941215"},{"product_id":"2020-2025-mercedes-benz-cla-class-performance-ecu-tune-w118","title":"2020-2025 Mercedes-Benz CLA-Class Performance ECU Tune | W118","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2020 2021 2022 2023 2024 2025 W118 Mercedes CLA 220 CLA 250 AMG CLA 35 AMG 2.0L I4 Turbo M260 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 70 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 70 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 40 HP and 40 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48080107143390,"sku":"MB-W118-1012-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48080107176158,"sku":"MB-W118-1012-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48080107208926,"sku":"MB-W118-1012-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48080107241694,"sku":"MB-W118-1012-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2020-2025-mercedes-benz-cla-class-performance-ecu-tune-w118-no-cpc-module-yes-unlock-tunes-197.jpg?v=1775942226"},{"product_id":"2015-2022-mercedes-benz-c400-c450-c43-amg-performance-ecu-tune-w205","title":"2015-2022 Mercedes-Benz C400\/C450\/C43 AMG Performance ECU Tune | W205","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2015 2016 2017 2018 2019 2020 2021 2022 W205 Mercedes C400 C450 C43 AMG 3.0L V6 Twin Turbo M276 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2023, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48080107733214,"sku":"MB-W205-1030-A","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48080107765982,"sku":"MB-W205-1030-B","price":2249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2015-2022-mercedes-benz-c400-c450-c43-amg-performance-ecu-tune-w205-no-cpc-module-tunes-788.jpg?v=1775942527"},{"product_id":"2016-2019-mercedes-benz-gls63-amg-performance-ecu-tune-w166-copy","title":"2016-2019 Mercedes-Benz GLS63 AMG Performance ECU Tune | W166","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2016 2017 2018 2019 X166 W166 Mercedes GLS63 AMG 5.5L Twin Turbo V8 M157 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48080108486878,"sku":"MB-W166-1040-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2016-2019-mercedes-benz-gls63-amg-performance-ecu-tune-w166-tunes-643.jpg?v=1775942768"},{"product_id":"2012-2020-mercedes-benz-sl500-sl550-performance-ecu-tune-r231","title":"2012-2020 Mercedes-Benz SL500\/SL550 Performance ECU Tune | R231","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 2015 2016 2017 2018 2019 2020 R231 Mercedes SL500 SL550 AMG 4.7L Twin Turbo V8 M278 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48080109895902,"sku":"MB-R231-1008-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2012-2020-mercedes-benz-sl500-sl550-performance-ecu-tune-r231-tunes-869.jpg?v=1775943487"},{"product_id":"2016-2022-mercedes-benz-e400-e450-e43-amg-performance-ecu-tune-w213","title":"2016-2022 Mercedes-Benz E400\/E450\/E43 AMG Performance ECU Tune | W213","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2016 2017 2018 2019 2020 2021 2022 W213 C238 A238 Sedan Coupe Convertible Mercedes E400 E450 E43 AMG 3.0L V6 Twin Turbo M276 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 80 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 80 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2022, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 40 HP and 40 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48080111599838,"sku":"MB-W213-1032-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48080111632606,"sku":"MB-W213-1032-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48080111665374,"sku":"MB-W213-1032-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48080111698142,"sku":"MB-W213-1032-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2016-2022-mercedes-benz-e400-e450-e43-amg-performance-ecu-tune-w213-no-cpc-module-yes-unlock-tunes-824.jpg?v=1775944447"},{"product_id":"2020-2023-mercedes-benz-gle450-gle53-amg-performance-ecu-tune-w167-c167","title":"2020-2023 Mercedes-Benz GLE450\/GLE53 AMG Performance ECU Tune | W167\/C167","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2020 2021 2022 2023 C167 W167 Mercedes GLE53 AMG GLE450 3.0L Turbo I6 M256 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 70 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 70 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 40 HP and 40 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48083408814302,"sku":"MB-W167-1030-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48083408847070,"sku":"MB-W167-1030-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48083408879838,"sku":"MB-W167-1030-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48083408912606,"sku":"MB-W167-1030-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2020-2023-mercedes-benz-gle450-gle53-amg-performance-ecu-tune-w167-c167-no-cpc-module-yes-unlock-tunes-675.jpg?v=1776062527"},{"product_id":"2018-2023-mercedes-benz-cls450-cls53-amg-performance-ecu-tune-w257","title":"2018-2023 Mercedes-Benz CLS450\/CLS53 AMG Performance ECU Tune | W257","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2018 2019 2020 2021 2022 2023 C257 W257 Mercedes CLS53 AMG CLS450 3.0L Turbo I6 M256 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 40 HP and 40 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48083412451550,"sku":"MB-W257-1007-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48083412484318,"sku":"MB-W257-1007-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48083412517086,"sku":"MB-W257-1007-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48083412549854,"sku":"MB-W257-1007-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2018-2023-mercedes-benz-cls450-cls53-amg-performance-ecu-tune-w257-no-cpc-module-yes-unlock-tunes-793.jpg?v=1776063066"},{"product_id":"2016-2019-mercedes-gle350-gle400-gle450-gle43-amg-performance-ecu-tune-w166-c292","title":"2016-2019 Mercedes-Benz GLE350\/GLE400\/GLE450\/GLE43 AMG Performance ECU Tune | W166\/C292","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2016 2017 2018 2019 C292 W166 Mercedes GLE350 GLE400 GLE450 GLE43 AMG 3.0L Twin Turbo V6 M276 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 80 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 80 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48083421823198,"sku":"MB-W166-1041-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2016-2019-mercedes-benz-gle350-gle400-gle450-gle43-amg-performance-ecu-tune-w166-c292-tunes-222.jpg?v=1776904328"},{"product_id":"2017-2020-mercedes-benz-s560-performance-ecu-tune-w222-c217","title":"2017-2020 Mercedes-Benz S560 Performance ECU Tune | W222\/C217","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2017 2018 2019 2020 W222 C217 Mercedes S560 AMG Coupe Cabriolet Sedan 4.0L V8 Twin Turbo M176 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2020, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48083428933854,"sku":"MB-W222-1033-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48083428966622,"sku":"MB-W222-1033-B","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2017-2020-mercedes-benz-s560-performance-ecu-tune-w222-c217-no-cpc-module-tunes-235.jpg?v=1776064448"},{"product_id":"2011-2018-mercedes-benz-cls300-cls350-cls400-performance-ecu-tune-w218-c218","title":"2011-2018 Mercedes-Benz CLS300\/CLS350\/CLS400 Performance ECU Tune | W218\/C218","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2011 \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 2015 2016 2017 2018 W218 C218 Mercedes CLS300 CLS350 CLS400 RWD 4MATIC 3.0L 3.5L V6 Turbo M276 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 60 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 60 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48133084348638,"sku":"MB-W218-1021-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2011-2018-mercedes-benz-cls300-cls350-cls400-performance-ecu-tune-w218-c218-tunes-457.jpg?v=1776657126"},{"product_id":"2020-2025-mercedes-benz-cla45-amg-performance-ecu-tune-w118","title":"2020-2025 Mercedes-Benz CLA45 AMG Performance ECU Tune | W118","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2020 2021 2022 2023 2024 2025 C118 W118 Mercedes CLA45 AMG CLA45 S AMG 2.0L Turbo I4 M139 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 70 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 70 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 40 HP and 40 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48133084578014,"sku":"MB-W118-1013-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48133084610782,"sku":"MB-W118-1013-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48133084643550,"sku":"MB-W118-1013-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48133084676318,"sku":"MB-W118-1013-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2020-2025-mercedes-benz-cla45-amg-performance-ecu-tune-w118-no-cpc-module-yes-unlock-tunes-931.jpg?v=1776657247"},{"product_id":"2013-2019-mercedes-benz-cla45-amg-performance-ecu-tune-w117","title":"2013-2019 Mercedes-Benz CLA45 AMG Performance ECU Tune | W117","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2013 2014 2015 2016 2017 2018 2019 C117 W117 Mercedes CLA45 AMG 2.0L Twin Scroll Turbo I4 M133 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 75 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 75 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48133276172510,"sku":"MB-W117-1014-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2013-2019-mercedes-benz-cla45-amg-performance-ecu-tune-w117-tunes-108.jpg?v=1776669307"},{"product_id":"2017-2023-mercedes-benz-e63-amg-performance-ecu-tune-w213","title":"2017-2023 Mercedes-Benz E63 AMG Performance ECU Tune | W213","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2017 2018 2019 2020 2021 2022 2023 W213 Mercedes E63 AMG E63S AMG 4.0L Twin Turbo V8 M177 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2023, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48148105068766,"sku":"MB-W213-1034-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48148105101534,"sku":"MB-W213-1034-B","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2017-2023-mercedes-benz-e63-amg-performance-ecu-tune-w213-no-cpc-module-tunes-830.jpg?v=1776899528"},{"product_id":"2012-2015-mercedes-benz-ml63-amg-performance-ecu-tune-w166","title":"2012-2015 Mercedes-Benz ML63 AMG Performance ECU Tune | W166","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 2015 W166 Mercedes ML63 AMG 5.5L Twin Turbo V8 M157 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 120 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 150 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48148109426910,"sku":"MB-W166-1042-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2012-2015-mercedes-benz-ml63-amg-performance-ecu-tune-w166-tunes-763.jpg?v=1776900008"},{"product_id":"2006-2013-mercedes-benz-s65-amg-performance-ecu-tune-w221","title":"2006-2013 Mercedes-Benz S65 AMG Performance ECU Tune | W221","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2006 2007 2008 2009 2010 2011 2012 2013 W221 Mercedes S65 AMG 6.0L Twin Turbo V12 M275 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 120 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 120 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48148168081630,"sku":"MB-W221-1014-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2006-2013-mercedes-benz-s65-amg-performance-ecu-tune-w221-tunes-866.jpg?v=1776901327"},{"product_id":"2024-mercedes-benz-glc63-amg-performance-ecu-tune-x254","title":"2024+ Mercedes-Benz GLC63 AMG Performance ECU Tune | X254","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2024 2025 \u003cmeta charset=\"utf-8\"\u003e2026 X254 Mercedes GLC63 AMG S E Performance 2.0L 4 Cylinder M139 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eIf you purchase the ECU unlock, we will also provide you with instructions for this\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/strong\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48148182106334,"sku":"MB-X254-1013-A","price":2749.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48148182139102,"sku":"MB-X254-1013-B","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48148182171870,"sku":"MB-X254-1013-C","price":3999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48148182204638,"sku":"MB-X254-1013-D","price":2999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2024-mercedes-benz-glc63-amg-performance-ecu-tune-x254-no-cpc-module-yes-unlock-tunes-357.jpg?v=1776903367"},{"product_id":"2016-2019-mercedes-benz-gls400-gls450-performance-ecu-tune-w166","title":"2016-2019 Mercedes-Benz GLS400\/GLS450 Performance ECU Tune | W166","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2016 2017 2018 2019 X166 W166 Mercedes GLS400 GLS450 3.0L Twin Turbo V6 M276 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 60 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 60 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48148184727774,"sku":"MB-W166-1043-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2016-2019-mercedes-benz-gls400-gls450-performance-ecu-tune-w166-tunes-881.jpg?v=1776904328"},{"product_id":"2023-mercedes-benz-c43-amg-performance-ecu-tune-w206","title":"2023+ Mercedes-Benz C43 AMG Performance ECU Tune | W206","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2024 2025 \u003cmeta charset=\"utf-8\"\u003e2026 W206 Mercedes C43 AMG 2.0L 4 Cylinder M139 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 75 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eIf you purchase the ECU unlock, we will also provide you with instructions for this\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 40 HP and 40 TQ)\u003c\/strong\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48151225204958,"sku":"MB-W206-1018-A","price":2749.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48151225237726,"sku":"MB-W206-1018-B","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48151225270494,"sku":"MB-W206-1018-C","price":3999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48151225303262,"sku":"MB-W206-1018-D","price":2999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2023-mercedes-benz-c43-amg-performance-ecu-tune-w206-no-cpc-module-yes-unlock-tunes-100.jpg?v=1776985927"},{"product_id":"2011-2017-mercedes-benz-e350-e400performance-ecu-tune-w212-c207","title":"2011-2017 Mercedes-Benz E350\/E400 Performance ECU Tune | W212\/C207","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2011 \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 2015 2016 2017 W212 C207 Mercedes E350 E400 RWD AWD 4MATIC 3.0L 3.5L V6 Turbo M276 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 75 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 75 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48151228219614,"sku":"MB-W212-1030-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2011-2017-mercedes-benz-e350-e400-performance-ecu-tune-w212-c207-tunes-555.jpg?v=1776986107"},{"product_id":"2018-2023-mercedes-benz-g500-g550-performance-ecu-tune-w463a-w464","title":"2018-2023 Mercedes-Benz G500\/G550 Performance ECU Tune | W463A\/W464","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2018 2019 2020 2021 2022 2023 W463A W464 Mercedes G500 G550 4.0L Twin Turbo M176 V8\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2023, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48151229890782,"sku":"MB-W463-1009-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48151229923550,"sku":"MB-W463-1009-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48151229956318,"sku":"MB-W463-1009-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48151229989086,"sku":"MB-W463-1009-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2018-2023-mercedes-benz-g500-g550-performance-ecu-tune-w463a-w464-no-cpc-module-yes-unlock-tunes-868.jpg?v=1776986229"},{"product_id":"2012-2015-mercedes-benz-gl63-amg-performance-ecu-tune-w166","title":"2012-2015 Mercedes-Benz GL63 AMG Performance ECU Tune | W166","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 2015 X166 W166 Mercedes GL63 AMG 5.5L Twin Turbo V8 M157 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 120 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 150 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48157177872606,"sku":"MB-W166-1044-A","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2012-2015-mercedes-benz-gl63-amg-performance-ecu-tune-w166-tunes-692.jpg?v=1777059066"},{"product_id":"2012-2015-mercedes-benz-ml500-ml550-performance-ecu-tune-w166","title":"2012-2015 Mercedes-Benz ML500\/ML550 Performance ECU Tune | W166","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 2015 C292 W166 Mercedes ML500 ML550 4.7L Twin Turbo V8 M278 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48157276045534,"sku":"MB-W166-1045-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2012-2015-mercedes-benz-ml500-ml550-performance-ecu-tune-w166-tunes-675.jpg?v=1777062966"},{"product_id":"2016-2022-mercedes-benz-glc200-glc250-glc300-performance-ecu-tune-x253","title":"2016-2022 Mercedes-Benz GLC200\/GLC250\/GLC300 Performance ECU Tune | X253","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2016 2017 2018 2019 2020 2021 2022 X253 Mercedes GLC200 GLC250 GLC300 2.0L I4 Turbo M274 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 60 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 60 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor model years 2019-2022, the car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 40 HP and 40 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48157283320030,"sku":"MB-X253-1020-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48157283352798,"sku":"MB-X253-1020-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48157283385566,"sku":"MB-X253-1020-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48157283418334,"sku":"MB-X253-1020-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2016-2022-mercedes-benz-glc200-glc250-glc300-performance-ecu-tune-x253-no-cpc-module-yes-unlock-tunes-146.jpg?v=1777063446"},{"product_id":"2013-2019-mercedes-benz-cla220-cla250-performance-ecu-tune-w117","title":"2013-2019 Mercedes-Benz CLA220\/CLA250 Performance ECU Tune | W117","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2013 2014 2015 2016 2017 2018 2019 C117 W117 Mercedes CLA220 CLA250 AMG 2.0L Turbo I4 M270 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 60 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 60 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48157284892894,"sku":"MB-W117-1015-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2013-2019-mercedes-benz-cla220-cla250-performance-ecu-tune-w117-tunes-867.jpg?v=1777063747"},{"product_id":"2020-mercedes-benz-gla45-amg-performance-ecu-tune-h247","title":"2020+ Mercedes-Benz GLA45 AMG Performance ECU Tune | H247","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2020 2021 2022 2023 2024 2025 2026 H247 Mercedes GLA45 AMG GLA45 S AMG 2.0L Turbo I4 M139 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 70 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 70 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 40 HP and 40 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eFor car's with build dates after June 2020 (6\/2020+) the car's ECU comes locked from the factory, if you do NOT purchase the ECU unlock, you will need to arrange your own unlock before we are able to tune the ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module \/ Yes ECU Unlock","offer_id":48157292527838,"sku":"MB-H247-1004-A","price":2249.99,"currency_code":"USD","in_stock":true},{"title":"No CPC Module \/ No ECU Unlock","offer_id":48157292560606,"sku":"MB-H247-1004-B","price":999.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ Yes ECU Unlock","offer_id":48157292593374,"sku":"MB-H247-1004-C","price":3499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module \/ No ECU Unlock","offer_id":48157292626142,"sku":"MB-H247-1004-D","price":2499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2020-mercedes-benz-gla45-amg-performance-ecu-tune-h247-no-cpc-module-yes-unlock-tunes-626.jpg?v=1777064167"},{"product_id":"2010-2014-mercedes-benz-cl550-performance-ecu-tune-c216-w216","title":"2010-2014 Mercedes-Benz CL550 Performance ECU Tune | C216\/W216","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" width=\"561\" height=\"228\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"495\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2010 2011 \u003cmeta charset=\"utf-8\"\u003e2012 2013 2014 C216 W216 Mercedes CL550 RWD CL550 4MATIC 4.7L V8 Twin Turbo M278 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 120 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 150 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"Default Title","offer_id":48183357636830,"sku":"MB-C216-1005-A","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2010-2014-mercedes-benz-cl550-performance-ecu-tune-c216-w216-tunes-191.jpg?v=1777520947"},{"product_id":"2020-mercedes-benz-gls63-amg-performance-ecu-tune-x167","title":"2020+ Mercedes-Benz GLS63 AMG Performance ECU Tune | X167","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"228\" width=\"561\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/Checkout_480x480.png?v=1688114282\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e*Please email us\u003cspan\u003e \u003c\/span\u003eany special requests*\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"0\"\u003eEngineered with a performance-first mindset, GCA Performance ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. GCA Performance securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWe Stand Behind Our Products\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll items from us have a 1-Year Warranty! \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Specs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFits: \u003cmeta charset=\"utf-8\"\u003e2020 2021 2022 2023 2024 2025 2026 W167 X167 Mercedes GLS63 AMG GLS63 S AMG 4.0L Twin Turbo V8 M177 Engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eDownpipe readiness with check engine light suppression (for off-road use only)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eEnhanced exhaust acoustics with extended or adjustable burble\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFactory speed governor removal for unrestricted performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cmeta charset=\"utf-8\"\u003eOctane-specific calibration tailored to your fuel quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eCold start behavior fully configurable (On\/Off)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e100% Reversible, always able to go back to stock at any time\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eStage 1 (Factory Downpipes) \u0026amp; Stage 2 (GCA Performance Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eHorsepower Gain: 100 HP Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eTorque Gain: 100 TQ Increase\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eThe car comes with a Torque \u0026amp; Horsepower Limiter from the factory. We recommend purchasing a CPC module to maximize gains. Without the CPC Module you are still able to achieve gains of 60 HP and 60 TQ)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eTuning Instructions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eOnce purchased, we will email you over instructions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003eThe car is able to be tuned via a cable, which we will provide to you\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: #000000;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eFREE SHIPPING to the lower 48 States!\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\" color=\"#000000\"\u003e5-8 Days total turn around time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003eWe ship all of our items through UPS or FedEx\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003eWe always recommend Professional Installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDISCLAIMER:\u003c\/strong\u003e\u003cspan\u003e Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. \u003c\/span\u003eAll installation-risk and use-risk is borne by the end-user and installer of these parts.\u003c\/p\u003e","brand":"German-Car-Accessories","offers":[{"title":"No CPC Module","offer_id":48221917905118,"sku":"MB-W167-1032-A","price":1499.99,"currency_code":"USD","in_stock":true},{"title":"Yes CPC Module","offer_id":48221917937886,"sku":"MB-W167-1032-A","price":2749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0356\/1596\/5321\/files\/2020-mercedes-benz-gle63-gle63s-amg-performance-ecu-tune-w167-c167-no-cpc-module-tunes-745.jpg?v=1775717886"}],"url":"https:\/\/german-car-accessories.com\/collections\/mercedes-tune.oembed?page=2","provider":"German Car Accessories","version":"1.0","type":"link"}