HKS Billet Oil Filler Cap - M42 X P4.5 Engine cover this middle-class model is Project

this middle-class model is Project Mu-developed using FC cast-iron

we found something more was needed on stage 1 and 2 tuned vehicles

Filter case frame design provides extra durability and strength while also allowing for filter replacement lowering long term running costs

These hoses are Fluro-silicone lined to allow safe use with OAT type coolants

Whilst the stock valve will operate as designed

HKS Billet Oil Filler Cap - M42 X P4.5 Engine cover this middle-class model is Project"Billet Oil Filler Cap" for engine compartment dress up in a simple way. This HKS Billet Oil Filler Cap is made of aluminum alloy (Duralumin) with red Alumite treatment. It accentuates the engine compartment.