Perrin Air Oil Separator Subaru WRX 2022-2026 - Neon Yellow | PSP-ENG-611NY Power Pack 2006-2011 Honda Civic Si 2

2006-2011 Honda Civic Si 2 Door ONLY Features: 2

Part #: PSR-216EVOWGEOP

Thanks to the precisely designed fit that seamlessly integrates with your Subaru STI's engine components

(6) M6x30mm Socket Head Cap Screws

1156 LED Bulb HP48 LED Cool White Single

Perrin Air Oil Separator Subaru WRX 2022-2026 - Neon Yellow | PSP-ENG-611NY Power Pack 2006-2011 Honda Civic Si 2Fitment Information: 2022 2026 Subaru WRX (left hand drive only) Features: Crank case blow by gets recirculated back to the intake to be ingested by the engine, but in doing so, it gets stuck in the intake tract, intake valves, and the intercooler. As it builds up over time, it causes extra wear and tear on your valve train potentially causing extensive damage to your engine. Blow by oil can also build up inside your intercooler which makes it less