Radium AOS-R Air Oil Separator for 2002-2007 WRX & STi (20-0207-02) ATE Vehicle Fitment: Part Numbers: 2003-2005

Vehicle Fitment: Part Numbers: 2003-2005 Evolution VIII

Part Numbers: Diagram: Fitment: MR954175 70328L LH (Left Front) MR954176 70328R RH (Right Front)

fitment and race-proven performance

but our unrestricted stainless steel braided clutch line provides a faster response

Radium AOS-R Air Oil Separator for 2002-2007 WRX & STi (20-0207-02) ATE Vehicle Fitment: Part Numbers: 2003-2005An AOS (Air Oil Separator) Kit is responsible for keeping blow by oil and other pollutants out of the intake pipe, manifold, turbocharger, and intercooler during all engine loads. The AOS "R" system "returns" what is collected back into the oil pan so there is no servicing required. Vehicle Fitment: 2002 2007 Subaru WRX 2004 2007 Subaru STi 2004 2008 Subaru Forester XT 2005 2006 Saab 9 2X Aero (* Fits LHD Left Hand Drive ONLY *) Install Notes: For 02