2008-2014 WRX

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...

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 ...

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...

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

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

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 ...

WHY YOU WANT THIS In racing conditions engine oil temperature skyrockets. This causes decreased engine performance and reduces the oil's ability to...

Replace your ugly OEM plastic coolant overflow tank with a sleek, metal PERRIN Coolant Overflow Tank! COMPACT DESIGN The PERRIN Coolant Overflow T...

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...

Replace your ugly OEM plastic coolant overflow tank with a sleek, metal PERRIN Coolant Overflow Tank! COMPACT DESIGN The PERRIN Coolant Overflow T...