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Exterior Components› Body Panels and Components

Perrin Performance

PERRIN 08-21 Subaru WRX / 08-18 STI / 09-18 Forester / 13-17 Crosstrek Drop-In Filter Foam - Black

$72.00 $61.20 Save $10.80

SKU: P004 PSP-INT-110

In Stock
In Stock
Ships by Jun 20
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Perrin Performance PSP-INT-110 is a high-flow replacement air filter designed for Subaru STI models from 2008-2018. This panel-style filter utilizes open cell foam media to capture dust and dirt while offering superior performance with minimal airflow restriction.

It is a washable and reusable upgrade that aims to boost horsepower and torque without requiring ECU recalibration or tuning.

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-INT-110

Videos

2011 STI Perrin Stage 1 Kit

2011 STI Perrin Stage 1 Kit
2015 Subaru WRX Ep. 900: Installing the Perrin Turbo Sump Restrictor Valve

2015 Subaru WRX Ep. 900: Installing the Perrin Turbo Sump Restrictor Valve
2015 Subaru WRX Ep. 594: Installing the Perrin Engine Cover

2015 Subaru WRX Ep. 594: Installing the Perrin Engine Cover

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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