Verus Engineering Air Oil Separator (AOS) Black 2008-2014 WRX / 2008-2014 STI YMM_2008_NISSAN_GTR Steel parts are treated with

Steel parts are treated with a durable trivalent black chromate coating to resist corrosion

peel off the adhesive backing

Designed specifically for the 2022+ WRX USDM grill

Compatible with OEM and most aftermarket intake systems

Verus Engineering Air Oil Separator (AOS) Black 2008-2014 WRX / 2008-2014 STI YMM_2008_NISSAN_GTR Steel parts are treated withThe Verus Engineering Air Oil Separator (AOS) ensures the intake system remains oil free. Oil in the intake system reduces octane, which can lead to detonation, reduction in power, and carbon build up. The unit installs like an OE component with no change to the tune or setup needed. The Verus AOS also filters both the crankcase vent location as well as the intake filter location, through a single unit. Four, 5 micron, coalescent filters, one on each