Subaru STI Engine Parts

Description A quality product with easy installation! This COBB radiator shroud and alternator cover will not only dress up your engine bay but a...

Description The COBB Turbo Blanket is designed to limit the amount of heat that is transferred from your turbocharger to your engine bay as wel...

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 t...

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 ...

IAG 550 EJ25 2.5L SUBARU SHORT BLOCK DESIGNED FOR STRENGTH The IAG 550 Short Block is designed for modified EJ25 Subarus that n...

DESCRIPTION The GrimmSpeed Engine Bay Cap Set completely replaces the OEM yellow caps under the hood of all 2008-21 WRX and STI models, as well as ...

Overtake Subaru Radiator Hose Kit | Stronger Than OEM Ensure your Subaru's cooling system is built to last with the Overtake Silicone Radiator Hose...

Overtake Turbo to Downpipe Gasket | Be Done With Leaks Looking for a Subaru gasket that won't leak? We get it – finding a high-quality gasket for y...

DESCRIPTION The GrimmSpeed V2 Bypass Valve received many upgrades such as a redesigned the internal piston to eliminate the potential failure point...

Torque Solution Thermal Downpipe Blankets are highly effective at protecting components around your downpipe by blocking the heat produced by the h...

TRANSFORM YOUR ENGINE BAY Get rid of the dull yellow plastic under your Subaru’s hood and upgrade your engine bay with the IAG Revolve Engine...

DESIGNED FOR COMFORT Designed to fit 2002-2025 WRX, 2004-2021 STI, 2004-2011 FXT and 2005-2009 LGT Subaru models, the IAG Comfort Series Pitc...

The IAG Street Series Pitch Stop Mount reduces engine and transmission movement under hard acceleration. The CNC machined billet aluminum mount in...

Overtake Pitch Stop Mount | Enhanced Engine Stability and Performance Upgrade your Subaru's engine stability with the OVERTAKE Pitch Stop Mount. Th...

DESCRIPTION We decided on a subtle design for this cover that mimics the “vent” styling on our matching GrimmSpeed Alternator Cover. Is it made fro...

Description This alternator shroud is made from 5052-H32 Aluminum, powdercoated wrinkle black, and features a laser etched COBB logo. Why? ...

DESCRIPTION Tired of being teased for your corroded alternator and boring engine bay? Step your Alternator Cover game up; GrimmSpeed has just what ...

DESCRIPTION The GrimmSpeed Fender Shrouds have been designed to fill in the unsightly factory gap between the insides of your front fenders, and th...

OVERVIEW Cover up the lackluster plastic caps that come on your factory WRX/STI (VA/GR/GV) with a cap machined from solid aluminum.  The caps a...

Description The COBB Turbo Blanket is designed to limit the amount of heat that is transferred from your turbocharger to your engine bay as wel...