The RS5 is sleek and stylish, and even though Audi did an incredible job.. we can make it even better here at APR. Shop a full support in Intake, Exhaust, Wheels, Tuning and more.

Transform your vehicle with our Engine Control Unit (ECU) Software Upgrades. We optimize the factory engine management system to take full advantage of the engine's capabilities for large leaps in horsepower and torque, along with added features to make the driving experience more exciting.