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Perrin Air Oil Separator Kit | 2015-2021 Subaru WRX

Perrin Air Oil Separator Kit | 2015-2021 Subaru WRX

Regular price $486.20 USD
Regular price Sale price $486.20 USD
Sale Sold out

Fitment Information:

2015-2021 Subaru WRX without Eyesight Technology

Note - Modifications may be needed if installed with an after-market air intake box.


  • 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, Red Powder Coating
  • Difficult Installation Effort
  • Estimated Installation Time - 3 Hours
  • 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

Off-Road Use Policy

By purchasing this product, you are acknowledging the use of this service is explicity for Competition/Off - Road Racing ONLY. It is the responsbility of the buyer to remain compliant with local, state & federal laws regarding EPA restrictions.

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