GrimmSpeed Air Oil Separator Red - Subaru Turbo 02-07 WRX/ 04+STI/04-08 FXT (078006R) 17385 These switch panels include a

These switch panels include a variety of interchangeable laser engraved switch nameplates allowing you to change any switch to any location

Signature sound all of the time: SwitchPath™unleashes a signature soundtrack out of the Z06

Hub-centric rings on larger spacers

The computer numerical control (CNC) formed pipes ensure the best possible flow for horsepower and torque

The painted version arrives ready to install

GrimmSpeed Air Oil Separator Red - Subaru Turbo 02-07 WRX/ 04+STI/04-08 FXT (078006R) 17385 These switch panels include aAn Air Oil Separator has one job, remove the oil from the engine ventilation system so the oil does not get sent through the intake system. The GrimmSpeed Air Oil Separator for Subaru vehicles has a unique design that allows you to maintain your PCV Valve while separating the oil out of the crankcase and head ventilation air! Our AOS will allow your engine to run more efficiently due to the separation of oil from the intake system. When there is oil