Grimmspeed Pulley Cover Direct Fit Air Filters Increases oil volume to the

Increases oil volume to the upper end of the engine

and the extended bung length allows only the sensor tip to protrude into the exhaust flow to minimize flow restriction

What may seem like minor features add up to ensure long life and a trouble-free operation

These are the same machined aluminum injector seats used in Radium fuel rail kits for Subarus

which offers great resistance to a variety of fuels

Grimmspeed Pulley Cover Direct Fit Air Filters Increases oil volume to theGrimmSpeeds Engine Bay Shrouds have been a favorite amongst Subaru Enthusiasts for nearly a decade due to their minimal design and painless installation. They are a go to as a first modification as they do not require tinkering with any complex engine functions or tuning after installation. They are a simple way to upgrade the aesthetics of your vehicles engine bay. Our Pulley Cover is designed to complement the GrimmSpeed Billet Top Mount