Killer B Motorsport Air Oil Separator 08-14 Subaru Impreza WRX & 08+ STI - 05-09 OXT - 05-09 LGT FA Spring Kits Fuel Compatibility – Compatible with

Fuel Compatibility – Compatible with Methanol/Ethanol/All Known Hydrocarbon Fuels

360" compressor inlet dimension without any compressor surge

New OEM STI black Nitrited 2017+ crankshaft

Callies Ultra Enforcer connecting rods are produced from extremely clean TimkenSteel Product that is formulated to our exact specifications

2 Digital Inputs

Killer B Motorsport Air Oil Separator 08-14 Subaru Impreza WRX & 08+ STI - 05-09 OXT - 05-09 LGT FA Spring Kits Fuel Compatibility – Compatible withThis is a product weve been asked to develop for many years, and in that time there has been a lot of research, engineering, simulations, development, testing, (and repeat), with several different Subaru engines and build types, including stock engines. This process has occurred within many different seasons, exposing the Air Oil Separator to extreme environmental and driving conditions (daily driving, auto X, drag racing, dyno testing, etc.), as well