MMX Performance Coolant Expansion Cap 90mm - BMW ML2-2580 Leyo Motorsport Diverter Valve multiple

Leyo Motorsport Diverter Valve multiple piece design is built and engineered to resolve the failure issues associated with the OEM solenoid valves and their diaphragm resulting in boost leaks

4L BMW E53 X5 N62 4

reduce understeer

Little wonder

MMX Performance Coolant Expansion Cap 90mm - BMW ML2-2580 Leyo Motorsport Diverter Valve multipleThe MMX Performance 90mm billet coolant expansion cap for BMWs has been designed from the ground up in the UK, from a solid piece of billet aluminium. Each cap was designed to directly replace the OE cap, not merely stuck in place. Fitment is for models with the matching OE (17 11 7 639 021) part number. Each MMX cap starts life as a solid billet of 6061 aerospace grade aluminium. It's meticulously machined from this billet with the latest CNC 5 axis