Quick view Radium Engineering Radium Engineering 2015+ Subaru STi Air Oil Separator-Return Kit - 20-0607 Compare $449.95 $427.99 Air oil separator kit for the late model Subaru platforms. Includes all parts need to complete the installation. AOS is fully serviceable.This Part Fits:YearMakeModelSubmodel2015-2020SubaruWRX STIBase2015SubaruWRX STILaunch Edition2015-2020SubaruWRX... Add to Cart Add to Cart
Quick view Radium Engineering Radium Engineering 2013+ Subaru BRZ / Scion FR-S Air Oil Separator-Return Kit - 20-0351 Compare $449.95 $427.99 Bolt-in air/oil separator for the Gen 1 and Gen 2 BRZ/86. Allows collected oil to drain back into the oil pan. Cleaner induction air results in better performance.This Part... Add to Cart Add to Cart
