Perrin Air Oil Separator for TMIC Black WRX (2008-2014) STI (2008-2018) Mitsubishi Subaru STI 2015+

Subaru STI 2015+

The air straightener is laser cut from the same 6061 material and tumbled before the entire assembly is TIG welded by our expert welders

this elegantly finished exhaust has a racing sound that any BMW driver desires

All radiators come with a 1 year warranty including accident protection

Perrin Air Oil Separator for TMIC Black WRX (2008-2014) STI (2008-2018) Mitsubishi Subaru STI 2015+Perrin 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