Killer B FA20 AOS w/ Hoses 15+ WRX and FXT serial Low profile design to control

Low profile design to control windage and strip oil from the crank immediately to reduce oil “roping” on the crank

Custom E-Tuning now available

click here for steps REALLY

still extra-fast VEMS-SPEED thermocouple

keep output low)

Killer B FA20 AOS w/ Hoses 15+ WRX and FXT serial Low profile design to controlThe goal of this product is simple. To function as its Air Oil Separator description implies: the removal of oil, in liquid or vapor form, from the vented crankcase gasses. Simple in premise, but function wise theres a bit more to it. Varying oil droplet sizes, with differing pressure and velocity conditions. Different engines with varying venting characteristics or a street car vs a track or performance elevated engine. The variable list goes on,