Engine Mods

Introducing the Subaru OEM EJ 255 Short Block. This is a fully assembled short block that includes all the main guts such as the factory pistons an...

The COBB Redline Carbon Fiber Fender Shrouds for the VB WRX are constructed of hand-laid 2x2 twill weave carbon fiber sheets. A durable gloss cle...

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...

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

DESCRIPTION Our Pulley Cover is precision laser cut and CNC bent from locally-sourced material and each cover receives a durable powdercoat finish....

DESCRIPTION Do away with the flimsy, boring factory fabric shrouds and make your engine bay stand out with the brand new GrimmSpeed Fender Shrouds....

DESCRIPTION The GrimmSpeed Lightweight Crank Pulley reduces the rotational mass of the system, allowing your engine to accelerate and decelerate th...

DESCRIPTION The COBB Redline Carbon Fiber Fuse Cover for the 2022+ Subaru WRX is constructed of solid carbon fiber featuring a 2x2 twill weave pa...

The COBB Redline Carbon Fiber Fuse Cover for the 2022+ Subaru WRX is constructed of solid carbon fiber featuring a 2x2 twill weave pattern. It is...

SuperPro control arms are an easy to install replacement/upgrade suspension part. Fixing many of the downfalls and issues associated with OE and ot...

After much demand, it has arrived, the ETS front chassis brace for the 2022+ WRX. This is handmade here in the USA at Extreme Turbo Systems. This w...

Description The OEM Coolant Overflow Tank does its job well enough but the cheap plastic material is ugly and can potentially crack over time, es...

Introducing the ETS 22+ Subaru WRX Silicone Radiator Hose Kit – the ultimate solution for enhancing the performance and reliability of your Subaru ...

ETS 2022+ Subaru WRX Titanium Front Mount Intercooler Piping Kit Only The ETS intercooler piping kit uses 2.5" OD Titanium tubing. The piping is cu...

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...