Perrin [02-14 WRX, 04-21 STI, 05-09 LGT] Air Oil Separator Neon Yellow w/ FMIC Akrapoivc Direct-fit aluminum condenser engineered for

Direct-fit aluminum condenser engineered for both 2

High-flow intake tube and premium air filter design for maximum performance gains

or does silicone degrade after one install

Direct Bolt-On Design - Uses factory mounting location—no custom fabrication required

Perrin [02-14 WRX, 04-21 STI, 05-09 LGT] Air Oil Separator Neon Yellow w/ FMIC Akrapoivc Direct-fit aluminum condenser engineered forThe 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