IAG Performance V4 Air Oil Separator AOS - Neon Yellow - 2004-2007 Subaru STI / 2006-2007 WRX PDM_pitch-stop-mounts Reduces oil temperatures by 15°-20°F

Reduces oil temperatures by 15°-20°F at 7000 RPM

Fits up to 42” waist)

This can be converted to a vent to atmosphere BOV using upgrade kit 5933 (link below)

1989-1993 Subaru Legacy RS

IAG Performance V4 Air Oil Separator AOS - Neon Yellow - 2004-2007 Subaru STI / 2006-2007 WRX PDM_pitch-stop-mounts Reduces oil temperatures by 15°-20°FIAG Performance V4 Air Oil Separator Neon Yellow Features: Product Name: IAG Air Oil Separator (AOS) Fits 2006 07 Subaru Impreza WRX & 2004 07 STI Part Number: IAG ENG 7185 Material: Cast Aluminum Color: Neon Yellow Package Includes: 1x Air Oil Separator, 1x Hose And Fitting Kit, 1x Mounting Bracket Fitment: 2006 07 Subaru Impreza WRX & 2004 07 STI PROTECTION FOR YOUR ENGINE The IAG Air Oil Separator (AOS) is a worthwhile investment to safeguard and