MMX Performance 60mm Billet Coolant Cap for BMW MMR03-1503 MMX M300 these are fully engineered replacements

these are fully engineered replacements

This is harmless and does not affect performance

fit this replacement unit which comes with a factory spec O-Ring included

Compatible with: Most vehicles using aftermarket LED kits

Bonnet Vents

MMX Performance 60mm Billet Coolant Cap for BMW MMR03-1503 MMX M300 these are fully engineered replacementsIt's meticulously machined from this billet with the latest CNC 5 axis technology, before being polished, then gloss anodised to stay beautiful year after year. All MMR coolant caps arrive pre sealed and pre installed with an OE spec valve and internal spring. No need to remove the valve assembly from your OE cap. A true plug and play solution. It has been designed to instantly give your BMW an under bonnet boost in the aesthetic department, finished