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Explore Real Customer Upgrades
Installed the grills today couldn't be happier. Really improved the front end
J.W.
First titanium exhaust I have owned and best choice I've made, quality and price was half price of everyone else. Absolutely love it
E.M.
Both the grille and downpipes were great fitment and quality. Best bang for your buck. Service was great. Downpipes cannot go wrong for the price look and fit great. The car with the new downpipes sound amazing, truly opened up the already amazing sound of the car. Had it tuned and it drives and sounds amazing.
Cesar Cea
Got the heat shielded catless Downpipes for my g80 m3. Fitment is perfection and the sound could not be better. Very high quality construction and great communication with everyone at GCA.
B.
The CF Grills had perfect fotment and great quality. Was also very well packed for shipment.
Denis Alvarez.
Very good fitment and sound
Charles Burnett.
The sound on the exhaust is a whole lot better thanks to y'all.
Steven Molina.
Great product and very helpful staff! Cleans the look of the car.
Ronald Lorek Jr.
The wheels came out amazing. Was a little hesitant because of the lack of photos of different finishes and such, but the guys at GCA were super helpful and I got a rendering of the wheels before they started building them. I went eith the premium matte brushed 19x9.5+25. They were built to my exact spec for my S5. Not a bad deal at all for the price/quality, and you1re getting a wheel that pretty much no one else has. They also gave me the upgraded center caps at no cost which was a nice bonus.
Benjamin Troxell.
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Description
The GCA Performance OBD Module is designed to plug directly into your vehicle's OBD port to detect and mange diagnostic error codes. The module identifies specific fault codes and digitally suppresses them, automatically correcting and clearing the codes during operation.
It primarily addresses the main codes (including but not limited to): P0420, P0430, P03270, P03271, P0226E, P0226D
No tuning software or vehicle programming is required. The device operates electronically through the OBD interface and does not modify, replace, or alter any vehicle hardware components.
Engineered to complement our GCA Performance Downpipes and Exhaust Systems
Designed to prevent diagnostic error codes commonly triggered by aftermarket exhaust valves, OPF/GPF deletes, and catless downpipes
Advanced OBD code management supports suppression of common exhaust-related codes, including but not limited to: P0400, P0401, P0402, P0403, P0404, P0405, P0406, P0407, P0408, P0420, P0421, P0422, P0423, P0424, P0430, P0431, P0432, P0433, P0434, P0234
True plug-and-play installation with no ECU tuning, software, or permanent modifications required
Fully reversible installation that preserves factory hardware and vehicle integrity
Emissions Non-Compliance. 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. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway.
DISCLAIMER: You are hereby informed and warned to check your local, state, and federal laws before buying and installing these or any aftermarket parts to be sure whether usage is in violation. All installation-risk and use-risk is borne by the end-user and installer of these parts.