Powerflex Rear Subframe Front Bushing Insert - BMW | E46 M3 | Z4/MPowerflex polyurethane bushings are designed to decrease the amount of deflection in your car's suspension which improves handling, driver feedback, and tire wear. Powerflex uses their own premium polyurethane formulation to provide minimal NVH (noise, vibration, harshness) and increased longevity over stock rubber bushings. Bushings are produced in one of three durometers Yellow (70A, approximately 25% stiffer than stock), Purple (80A, approximately

Dynoplots display performance gains with GIAC software using 91 octane fuel

Upgraded Exhaust System

Fits all Porsche 991 GT3 / GT3 RS vehicles (2014+)

please visually verify the mount you have using this guide

This compromise means that there is room for significant improvement

Track and Touring Editions Available

Unlike competitors spring and shock kits

hand crafted

Give your TSI turbocharged engine an aggressive sporty sound

velocity stack

Less restrictive than the spring-loaded units

4ply silicone couplers