MMR Performance BMW B48 B58 Cotton Air Filter G Series 
MMX Performance
MMX Performance designs premium BMW and Mini upgrades inspired by motorsport. Born from real-world racing, each part faces rigorous track testing before reaching your car. Enthusiasts in the UK carefully develop these upgrades, refining every detail to give drivers genuine improvements in handling, braking, and overall performance. Braking kits offer powerful upgrades like forged 6-pot calipers, race-ready brake rotors, and durable high-stress brake fluid. Although originally created under a different name, the evolution into MMX represents over a decade of commitment to quality, reliability, and driving enjoyment. MMX Performance ensures every upgrade provides noticeable results on both the street and the track. This isn’t just another aftermarket brand—it’s a team dedicated to turning motorsport passion into everyday driving reality. With MMX, drivers gain the confidence and enjoyment of authentic racing performance, precisely tailored for BMW and Mini enthusiasts.
