Porsche | Performance Upgrades & Replacement Parts | All Models

Rear Diffuser for Porsche Cayman GT4 Aerodynamic vehicle components for track and street. Diffusers work in conjunction with other aerodynamic components of a car to help produce downforce. Because a car displaces air as it moves forward, the air molecules in the rear of...

Rear Diffuser for Porsche 991 GT3 Aerodynamic vehicle components for track and street. Diffusers work in conjunction with other aerodynamic components of a car to help produce downforce. Because a car displaces air as it moves forward, the air molecules in the rear of...

Gurney Flap for Porsche Cayman GT4 Aerodynamic vehicle components for track and street. These are super lightweight, made in carbon fiber using the pre-pregnated "dry" carbon process, and conform perfectly to the contours of the Cayman GT4-airfoil. They are easily attached using the included...

Front Bumper Canards for Porsche Cayman GT4 Aerodynamic vehicle components for track and street. APR Front Bumper Canards are the perfect answer to aerodynamically tune the handling for the front of a car. Made of lightweight and durable carbon graphite composites, APR Front Bumper...

Front Bumper Canards for Porsche 991 GT3 Aerodynamic vehicle components for track and street. APR Front Bumper Canards are the perfect answer to aerodynamically tune the handling for the front of a car. Made of lightweight and durable carbon graphite composites, APR Front Bumper...

Front Air Dam for Porsche Cayman GT4 Aerodynamic vehicle components for track and street. Underbody components such as front air dams, undertrays, and rear diffusers are essential for maximizing aerodynamic performance. The APR Performance Front Air Dam integrates with the factory front bumper to:...

Front Air Dam for Porsche 991 GT3 Aerodynamic vehicle components for track and street. Underbody components such as front air dams, undertrays, and rear diffusers are essential for maximizing aerodynamic performance. The APR Performance Front Air Dam integrates with the factory front bumper to:...

Adjustable Wing GTC-500 for Porsche 991 GT3 Aerodynamic vehicle components for track and street. Spanning 71 inches, the GTC-500 Carbon Fiber Adjustable Wing is the largest wing available in APR's catalog. With its optimized 3D airfoil shape, the GTC-500 is perfect for high speed...