Killer B Motorsport Air Oil Separator WRX & FXT FA20 Heads +2mm Longer Manley Tri-Beam Connecting

+2mm Longer Manley Tri-Beam Connecting Rods W/ ARP 625+ Bolts

Killer B Motorsport Oil Baffle Windage Tray

A difference that you will immediately notice in throttle/boost response and the ability to hold more power higher into the revs

Ensures exceptional durability

but not too excessive

Killer B Motorsport Air Oil Separator WRX & FXT FA20 Heads +2mm Longer Manley Tri-Beam ConnectingAfter years of being asked to develop a Killer B Motorsport Air Oil Separator, we are proud to announce we have released the FA20 WRX Air Oil Separator. This 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