Perrin Black Air Oil Separator WRX/STI w/ TMIC 2002-2007 | PSP-ENG-605BK High-Performance Shocks Hose clamps

Hose clamps

fits models without factory cladding only

Subaru BRZ (2013–2022)

We recommend using a 12" slim fan on half-size radiators (EG CIVICS USE 10-INCH FAN) and (2) 10" fans on the full-size radiators

Perrin Black Air Oil Separator WRX/STI w/ TMIC 2002-2007 | PSP-ENG-605BK High-Performance Shocks Hose clampsThe AOS increases intercooler efficiency by reducing the amount of oil deposited into your intercooler and intake system! As blow by oil builds up inside your intercooler, the less efficient it becomes due to less heat being transferred away from your engine. This leads to power loss and detonation, which can be damaging to your engine. Reduce carbon build up in the combustion chamber, intake valves, and in your intake tract. Crank case blow by is