IAG Street Air Oil Separator AOS Subaru WRX 08-14 / STI 08-21 / Forester XT 09-13 | IAG-ENG-7181RD vendor_Fast Turn Fittings COBB Logo Embossed on the

COBB Logo Embossed on the Exterior of the Case

these spacers will come in specific thicknesses to allow you to get a wider track profile while making your wheels more flush with your fenders for a cleaner look

As seen in the picture there are two locations where this can plug in usually

- Valve Cover Fittings -8AN (4)

IAG Street Air Oil Separator AOS Subaru WRX 08-14 / STI 08-21 / Forester XT 09-13 | IAG-ENG-7181RD vendor_Fast Turn Fittings COBB Logo Embossed on theFitment Information: 2008 2014 Subaru WRX 2008 2021 Subaru STI 2005 2009 Subaru Legacy GT 2009 2013 Subaru Forester XT Features: The IAG Performance V3 Street Series Air Oil separator (AOS) is an excellent investment to keep your Subaru vehicle running well. The Street Series AOS maintains OEM PCV system functionality, but supplements its capacity. The Street Series AOS design is based on years of extensive testing on standard and competition