Precision Works AOS Air Oil Separator Subaru WRX 2002-2007 STi 2004-2019 - Dirty Racing Products
Precision Works AOS Air Oil Separator Subaru WRX 2002-2007 STi 2004-2019 - Dirty Racing Products
Precision Works AOS Air Oil Separator Subaru WRX 2002-2007 STi 2004-2019 - Dirty Racing Products
Precision Works AOS Air Oil Separator Subaru WRX 2002-2007 STi 2004-2019 - Dirty Racing Products
Precision Works AOS Air Oil Separator Subaru WRX 2002-2007 STi 2004-2019 - Dirty Racing Products
Precision Works AOS Air Oil Separator Subaru WRX 2002-2007 STi 2004-2019 - Dirty Racing Products
Precision Works AOS Air Oil Separator Subaru WRX 2002-2007 STi 2004-2019 - Dirty Racing Products

Precision Works AOS Air Oil Separator Subaru WRX 2002-2007 STi 2004-2019

PW-SUB-AOS-BLK

Regular price $245.00 Sale price$190.00
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Precision Works AOS Air Oil Separator - Subaru WRX 02-07 STi 04-19

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

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