IAG Air Oil Separator AOS For 2008-14 Subaru Impreza WRX & 2008-21 STI Color:Red Part# IAG-ENG-7181RD and an O-ring sealed dipstick

and an O-ring sealed dipstick

IAG offers a simple comprehensive cover and seal kit that includes (1) Rear main seal

250" wall H13 tool steel offset wrist pins are designed to hold up to 950 BHP without bending or breaking

Shortly after the heads are drilled to fit larger 1/2" or 14mm head studs

Pistons -IAG-Spec 86

IAG Air Oil Separator AOS For 2008-14 Subaru Impreza WRX & 2008-21 STI Color:Red Part# IAG-ENG-7181RD and an O-ring sealed dipstickLEAD TIME 3 5 DAYS PROTECT YOUR ENGINE The IAG Performance V3 Street Series Air Oil Separator (AOS) is a worthwhile investment to safeguard and enhance the performance of your Subaru. Developed through years of testing on standard and competitive applications, the Street Series AOS design offers unmatched protection for your engine. IAGs AOS features a 1 liter cast aluminum swirl pot canister that significantly improves oil separation from the PCV