BMW F82 M4 Carbon Fiber Side Rocker Extension/ Side Skirt 18-19 Porsche 911 GT3 RS (991.2) from subtle daily drivers to

from subtle daily drivers to fully modified setups

CFD Tested Aero – Reduces lift and increases stability at speed

and a dramatic visual upgrade for the engine bay

Independent performance gains of approximately 15–18hp and 12–16 lb-ft

lightweight properties

BMW F82 M4 Carbon Fiber Side Rocker Extension/ Side Skirt 18-19 Porsche 911 GT3 RS (991.2) from subtle daily drivers to***Fits F82 M4 Only*** APR Side Rocker Extensions are the next step to help aerodynamically tune the handling of a car. Made of lightweight and durable carbon fiber composites, APR Side Rocker Extensions help reduce lift at high speeds by preventing air at the sides of the car from rolling underneath the car. The reduced lift helps to stabilize the car during high speed cornering and helps to increase traction for faster lap times. Features: Pre Preg