Replace your factory pads and rotors with this direct fit replacement next time your due for a brake replacement on your BMW. PERFORMANCE FRICTION BRAKES are a patented CARBON METALLIC pad and rotor compound that out brakes the factory pads and rotors by atleast 80%. The improvement was noticed a great deal on the cars that did high speeds with heavy braking.

These brakes are so good the Factory BMW E46 M3 PTG race car uses them: