Perrin Black Air Oil Separator Subaru WRX 2002-2014 / STI 2004-2021 w/ FMIC | PSP-ENG-607BK

Fitment Information: 2002-2014 Subaru WRX w/ Front Mount Intercooler 2004-2021 Subaru STI w/ Front Mount Intercooler 2005-2009 Subaru Legacy GT w/ Front Mount Intercooler 2005-2009 Subaru Outback XT w/ Front Mount Intercooler Features: Reduces the chances of detonation Traps oil from the crankcase ventilation before it enters the intake system Increases intercooler efficiency by reducing the amount of oil deposited into your intercooler and intake system Reduces carbon buildup in the combustion chamber, intake valves, and intake tract Separates engine oil from water vapors and allows the oil to drain back into the engine Durable Wrinke Black Powder Coating Difficult Installation Effort Estimated Installation Time - 3 Hours Installation Instructions No Tuning Required What's in the Box: (1) PERRIN Air Oil Separator (1) Car Specific Bracket (1) PERRIN License Plate Frame All necessary hardware for installation Warranty & Instructions As blow-by/oil builds up inside your interco