2004-2007 Subaru STI Engine

DESCRIPTION Keep your Hawkeye running cool and reliable with the Mishimoto Direct-Fit Oil Cooler Kit. Designed for high-horsepower 2006-2007 Subaru...

DESCRIPTION Transform your Subaru WRX or STI with the Mishimoto Top-Mount Intercooler Kit—your ticket to cooler air, more power, and an exhilaratin...

DESCRIPTION Keep your Hawkeye running cool and reliable with the Mishimoto Direct-Fit Oil Cooler Kit. Designed for high-horsepower 2006-2007 Subaru...

DESCRIPTION Transform your Subaru WRX or STI with the Mishimoto Top-Mount Intercooler Kit—your ticket to cooler air, more power, and an exhilaratin...

DESCRIPTION Keep your 2001-2007 Subaru WRX or STI cool and reliable with the Mishimoto Performance Aluminum Radiator. Designed to replace the failu...

DESCRIPTION Keep your 2001-2007 Subaru WRX or STI cool and reliable with the Mishimoto X-Line Performance Aluminum Radiator. Engineered for demandi...

DESCRIPTION This is the GrimmSpeed Radiator Hose Kit. These radiator hoses feature multi-layer silicone construction that is built to last while im...

DESCRIPTION This is the GrimmSpeed Radiator Hose Kit. These radiator hoses feature multi-layer silicone construction that is built to last while im...

DESCRIPTION CSF uses new technology packed into a compact two-row design for better cooling capacity without the added weight. More efficient B-t...

This is the same Coolant Overflow Tank + Washer Reservoir filler combo that is included with our 2004-2007 WRX and STI Front Mount Intercooler Ki...

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results)...

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

EMISSIONS 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the ...

EMISSIONS 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the ...

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics ...

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics ...

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics ...

The Process West range billet manifolds is a no holds barred manifestation of what is possible under the hood of a WRX/STI when perfect aesthetics ...

DESCRIPTION The Grimmspeed Top Mount Intercooler Y-Pipe Kit has been designed to work with factory or aftermarket top mount intercoolers. This is a...

DESCRIPTION This is the GrimmSpeed Top Mount Intercooler. Once you start performing modifications that add more horsepower and more boost, eventual...