"There is only one APR." For over 10 years, no one has been able to simulate what APR's ECU Upgrade accomplishes. Our staff of 10 engineers and 30 employees has broken the mold of "performance tuning" by developing new technology that allows for...

Highlights of the APR R1 Diverter Valve Include: Diaphragm-Based Valve High-Temperature, Nomex-Reinforced Material for Extreme Durability Zero-Friction No Sticky O-Rings to Maintain and Grease No...

APR Roll-Control Lowering Springs are designed to improve handling while delivering a stylish visual upgrade to the vehicle. This simple, yet effective upgrade lowers the vehicle's center of gravity, giving it an attractive new stance, while remaining...

APR Roll-Control Lowering Springs are designed to improve handling while delivering a stylish visual upgrade to the vehicle. This simple, yet effective upgrade lowers the vehicle's center of gravity, giving it an attractive new stance, while remaining...