IAG Performance V3 Street Series Air / Oil Separator (AOS) for 2006-07 Subaru Impreza WRX & 2004-07 STI. 2012-subaru-impreza-wrx The block is then paired

The block is then paired up with our Stage 4 Fully CNC Ported Cylinder Heads to deliver maximum flow for high hp applications

Keeps oil out of your intake for improved performance

GTIN: 00887753780188

The Centroid CNC ports the intake and exhaust runners under the valves and blends them to the valve seat

Dimension: 5 x 0

IAG Performance V3 Street Series Air / Oil Separator (AOS) for 2006-07 Subaru Impreza WRX & 2004-07 STI. 2012-subaru-impreza-wrx The block is then pairedIAG V3 Street Series AOS (Black) 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 applications. The Street Series AOS' large, 1 liter, cast aluminum swirl pot canister more effectively