Killer B Motorsport 02-07 WRX-STi GD Air-Oil Separator Forged EJ Pistons Not Holy Cow expensive

Not Holy Cow expensive

Boost control referenced to gear

plug-and-play installation with no modifications required

this inlet hose prevents collapse under high vacuum conditions while still providing necessary flex between the engine and intake

GenV Wastegate Unit

Killer B Motorsport 02-07 WRX-STi GD Air-Oil Separator Forged EJ Pistons Not Holy Cow expensiveThis 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