The 2015-2020 Audi S3 is the perfect compact all-wheel drive sedan for the daily driver who loves performance. At APR we have you covered with a full support of Software/Tuning, Wheels, Brakes, Engine Hardware and so much to maximize your driving experience. Featuring 288 Horsepower and a seven-speed automatic transmission you'll be enjoying quick acceleration, tight handling and a comfortable ride. When driving such a nostalgic car, you need to put only the best aftermarket parts on it.

Transform your vehicle with our Transmission Control Unit (TCU) Software Upgrades. We optimize the factory transmission management system to take full advantage of the transmission's capabilities for large leaps in performance, along with added features to make the driving experience more exciting.