Part Number: PW-SUB-AOS

Description: AOS Air Oil Separator

Details:

Air oil separator removes oil from engine ventilation system so the oil does not get into the intake system.

Key Features:

• Retains OEM PCV valve

• Engine performs cleaner & efficiently

• Precision CNC machined

• 6061 billet aluminum

• High quality continental hose
  

• Includes fittings, caps, and zip ties
  

Designed to work with the following Subaru:

• Subaru WRX 02-07

• Subaru STi 04-19