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Thermal efficiency is maintained through the fully sealed design
Manufactured from Aircraft grade T6-6061 aluminum billet
OEM+ fitment with integrated rear clips and tabs for easy installation
ensuring a seamless visual integration across all trim levels
and a feel of vehicle control and stability like no other
Goldenwrench Blackline Performance F5X Mini JCW / GP3 Engine Cap Set Radiator Plates Thermal efficiency is maintained throughThe Goldenwrench Blackline Performance F5X Mini JCW GP3 Engine Cap Set marks the first Blackline Performance product developed for the MINI platform. Designed and manufactured in house to the same precision and quality standards seen across the Blackline Performance cap range, this set replaces the factory plastic oil cap and coolant tank cap with CNC machined billet aluminum covers delivering a cohesive, motorsport inspired engine bay upgrade for the