Perrin Air Oil Separator for FMIC Black WRX (2002-2014) STI (2004-2018) Honda Collector (Outer Diameter): 2

Collector (Outer Diameter): 2

This Rally Armor urethane (UR) mud flaps for the 2005-2009 Legacy and Outback have a black flap and white logo and features 3D scanned precision fitment

30 levels of dampening adjustment allow fine tune adjustment for street

Every Invidia LGT downpipe features 3" diameter stainless steel piping for maximum flow and 1/2" thick flanges for added strength

Cusco's adjustable pillowball trailing arms for the 2002-2007 Subaru WRX and STI prevent unwanted wheel hop and vibration under acceleration while providing smooth braking at the same time

Perrin Air Oil Separator for FMIC Black WRX (2002-2014) STI (2004-2018) Honda Collector (Outer Diameter): 2Perrin 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