2008-2014 WRX/STI

DESCRIPTION Remove the overworked factory intercooler from your STI in favor of the Silver COBB Front Mount Intercooler Kit. Featuring a massive 30...

DESCRIPTION Remove the overworked factory intercooler from your STI in favor of the Black COBB Front Mount Intercooler Kit. Featuring a massive 30"...

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

DESCRIPTION The OEM Coolant Overflow Tank for the 2008-2014 WRX/STI does its job well enough but the cheap plastic material is ugly and will pote...

EMISSIONS This part is not an emissions-related part and therefore can be used on Emission Controlled Vehicles. DESCRIPTION Replace your ol...

EMISSIONS This part is not an emissions-related part and therefore can be used on Emission Controlled Vehicles. DESCRIPTION CSF uses new te...

The COBB TMIC Coupler replaces the leak-prone factory hose and looks good while doing so! Over time the factory hoses become brittle and crack. T...

Formulated for long-lasting corrosion and rust protection for all cooling system components, this prediluted antifreeze/engine coolant prevents 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 ...

SPECS: 100% all-aluminum TIG-welded construction New black finish to provide a cleaner look Includes CNC-machined mounting brackets 2-row 42mm ult...

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

The Hyper V-Core Series is the newest to the Koyorad | Koyo All Aluminum Racing Radiator line up. An engine's cooling system in many newer vehicles...

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