Perrin Black Air Oil Separator Subaru WRX 2008-2014 / STI 2008-2021 w/ TMIC | PSP-ENG-606BK Vehicle Model_3 Series Measure the inside diameter in

Measure the inside diameter in to choose the correct size for your vehicle

it takes 3 business days to process the order prior to shipping

2013-2020 Subaru BRZ (used 3 times in the factory exhaust)

Notes: This Invidia header is a nice bolt-on upgrade for folks looking to go FBO

Perrin Black Air Oil Separator Subaru WRX 2008-2014 / STI 2008-2021 w/ TMIC | PSP-ENG-606BK Vehicle Model_3 Series Measure the inside diameter inFitment Information: 2008 2014 Subaru WRX w Top Mount Intercooler 2008 2021 Subaru STI w Top 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