Subaru WRX 15-21 AOS Air Oil Separator Color:Red Outstanding anti-foam performance to minimize

Outstanding anti-foam performance to minimize cavitation

high compression and/or utilizing aftermarket competition cams

Upgrade your 2016-2021 Honda Civic 1

All gaskets and hardware

Subaru WRX 15-21 AOS Air Oil Separator Color:Red Outstanding anti-foam performance to minimizeAir oil separator removes oil from your engine ventilation system so the oil does not get into the intake system. Vehicle Fitment: Subaru WRX 2015 2021 Key Features: Retains OEM PCV valve Engine performs cleaner and more efficiently Precision CNC machined 6061 billet aluminum High quality continental hose Includes fittings, caps, and zip ties 1 liter capacity Integrated ORB ports Aluminum body is powder coated black or red wrinkle finish Three 8 ORB