Killer B GR AOS w/ Hoses 08-14 WRX, 08-20 STI, 05-09 LGT kpa (Use this exact wording

(Use this exact wording

If you have an e30 or other car with an engine swap

but please contact us before ordering and ask about this

Remove throttle body and OEM throttle position sensor

This can be done by soldering in the pigtails (included with purchase) to replace the plugs currently on you

Killer B GR AOS w/ Hoses 08-14 WRX, 08-20 STI, 05-09 LGT kpa (Use this exact wordingThe 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,