Perrin Air Oil Separator for FMIC Red WRX (2002-2014) STI (2004-2018) Volkswagen Racing Dynamics intake system enhances

Racing Dynamics intake system enhances the sound of your turbocharged engine

R56 2011-up Hatchback Cooper S

What this means is

Thanks to their unique

Corsa's non-restrictive

Perrin Air Oil Separator for FMIC Red WRX (2002-2014) STI (2004-2018) Volkswagen Racing Dynamics intake system enhancesPerrin 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