Perrin Air Oil Separator for TMIC Black WRX / STI (2002-2007) BMW The stage 1 Power Package

The stage 1 Power Package consists of an upgraded Stealthbox Cold Air Intake system that replaces the factory restrictive unit

be warned that in cabin drivetrain noise will increase slightly due to the nature of eliminating rubber OEM diff carriers

-Mishimoto Lifetime Warranty

so finding a perfect balance requires a detailed understanding of the intended application

This 20mm Whiteline Adjustable Rear Sway Bar includes a mount support brace for your Subaru WRX / STI

Perrin Air Oil Separator for TMIC Black WRX / STI (2002-2007) BMW The stage 1 Power PackagePerrin Air Oil Separators for the WRX STI are a great product if you want to increase your intercooler efficiency and stopping oil from entering the intake. By reducing the amount of oil that is entering the intercooler and intake system you will have a cleaner more efficient motor and less engine damaging detonation. The Air Oil separator is a great item to have on highly used daily driven cars or complete race cars. Black or red the AOS are a clean