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

Using this special surface coating provides 5 times better durability over standard galvanising

meaning that the installation of a larger rear sway bar will eliminate the grip bias and provide a more neutral handling feel

The In-Cabin system is very similar to the standard Turbosmart Boost Tee however it ca be mounted in cabin for added tuning convenience

This allows uninterrupted exhaust flow from the 3

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