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Air and Fuel› Superchargers, Turbochargers and Components

Perrin Performance

Perrin 2018+ Subaru STI FMIC Boost Tube Box w/ Black Tubes and Black Couplers

$1,725.00 $1,466.00 Save $259.00

SKU: P004 PSP-ITR-439-2BK/BK

In Stock
In Stock
Ships by Jun 19
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Perrin Performance Intercooler Boost Tubes are a high-quality, durable upgrade for the front mount intercooler system of 2002-2007 Subaru WRX and STI models. These black-finished boost tubes improve airflow, reduce turbo lag, enhance engine performance, and withstand higher boost pressures. Their direct-fit design ensures easy installation and minimizes boost leaks, contributing to a more responsive throttle and increased horsepower.

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-ITR-439-2BK/BK

Videos

FMIC VS TMIC (Pros & Cons) Subaru WRX & STI

FMIC VS TMIC (Pros & Cons) Subaru WRX & STI
Perrin Front Mount Intercooler (FMIC) Unboxing | 2015-2018 Subaru WRX

Perrin Front Mount Intercooler (FMIC) Unboxing | 2015-2018 Subaru WRX
INSTALL: PERRIN FRONT MOUNT INTERCOOLER (FMIC) | 2015-2017 Subaru WRX 2018

INSTALL: PERRIN FRONT MOUNT INTERCOOLER (FMIC) | 2015-2017 Subaru WRX 2018
Your STi Engine Needs These Mods! | Perrin Engine Dressup Install

Your STi Engine Needs These Mods! | Perrin Engine Dressup Install
Boost Leak Be Gone!...Why You Need The PERRIN Turbo Inlet Hose For Your 22+ WRX

Boost Leak Be Gone!...Why You Need The PERRIN Turbo Inlet Hose For Your 22+ WRX

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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