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Exterior Components› Body Panels and Components

Perrin Performance

PERRIN 02-21 Subaru WRX / 04-21 STI Air Oil Separator FMIC Mounting Bracket

$58.00 $54.96 Save $3.04

SKU: P004 PSP-ENG-625

In Stock
In Stock
Ships by Jun 17
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Perrin Performance Air Oil Separator is designed for Subaru WRX models from 2002-2021 and STI models from 2004-2021. It helps reduce carbon buildup in the engine by preventing oil from entering the intake system.

This unit comes with an FMIC Mounting Bracket for secure installation.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandPerrin Performance
Part NumberP004 PSP-ENG-625

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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