Killer B Motorsport Air Oil Separator w/ Plumbing 02-07 WRX / 04-07 STI / 04-08 Forester XT Super Pro-InStock Compatible with both WRX and

Compatible with both WRX and STI models from 2002-2007

professional installation is recommended if you prefer a flawless finish or if your vehicle requires additional modifications

Enhance your Subaru’s performance with the SuperPro Rear Differential Pinion Bracket Mount Kit

these rails are easy to install with the included fittings and lines

Killer B Motorsport Air Oil Separator w/ Plumbing 02-07 WRX / 04-07 STI / 04-08 Forester XT Super Pro-InStock Compatible with both WRX andAfter years of being asked to develop a Killer B Motorsport Air Oil Separator, we are proud to announce we have released the GD 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 Subaru engines and build types. This has been going on over many seasons, exposing to environmental extremes, and driving