IAG Air / Oil Separator (AOS) For 2008-14 Subaru Impreza WRX & 2008-21 STI Color:Red 5L 4` USDM

5L 4` USDM

97-98 Nissan

The body of the IAG V3 AOS features an integrated coolant chamber that heats the entire AOS to the same temperature of the engine

ECU includes an onboard 7 bar MAP sensor

The Street Series AOS PCV discharge gasses return to the turbo inlet

IAG Air / Oil Separator (AOS) For 2008-14 Subaru Impreza WRX & 2008-21 STI Color:Red 5L 4` USDMThe 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 separates oil from the PCV system