IAG Air / Oil Separator (AOS) Black - 2022-24 Subaru WRX - IAG-ENG-7188BK Mazda MX-5 Miata Upgrading the intercooler on your

Upgrading the intercooler on your 2022 WRX can help to both increase airflow and reduce charge air temperatures

Models Available in 24Ah

2011:Mercury:Mariner:Base

The OEM plastic reservoirs are replaced with CNC laser cut and formed aluminum that is hand TIG welded to provide reliability under the most severe conditions

IAG Air / Oil Separator (AOS) Black - 2022-24 Subaru WRX - IAG-ENG-7188BK Mazda MX-5 Miata Upgrading the intercooler on yourSAFEGUARD YOUR ENGINE The IAG Air Oil Separator (AOS) is a smart move to protect your Subaru's engine. Developed over years of extensive testing on a range of standard and competitive applications, the IAG AOS offers unparalleled protection for your 2022 2024 WRX FA24F 2. 4L engine. Our exclusive AOS design incorporates a 1 liter cast aluminum swirl pot canister that significantly improves oil separation from the PCV system before returning PCV gasses