Engine Mods

DESCRIPTION These are the GrimmSpeed TGV to Engine Gaskets. If you need to replace your OEM gaskets, then the GrimmSpeed units make for a quality r...

The IAG Performance PTFE Engine Bay Flex Fuel Kit for the 2008-21 Subaru STI combines our popular PTFE Flex Fuel Line kit with IAG Top Feed Fuel Ra...

Designed for the MY15+ FA20DIT WRX the Process West ‘DITTO’ (Direct Injection Tubular Original) compromises a mix of billet plenum and cast large b...

Tired of heat soak? We don't blame you!   It's time to upgrade to an intercooler that is designed specifically for the 2022+ WRX with performance i...

DESCRIPTION This is the GrimmSpeed Air Oil Separator. If you're familiar with modifying your vehicle, then you will know the importance of an air/o...

DESCRIPTION Obtain the factory OE gasket at a fraction of the cost compared to dealership prices with this FactionFab OE Line Subaru EJ Exhuast Man...

DESCRIPTION The OLM V2 LE Dry Carbon Fiber Ducted Fender Trim are top of the line fender vents. Unlike most carbon fiber products, they are made fr...

New for 2020! All FP Black model turbos will come standard with a black coated compressor cover! FP Black HTZ Compressor wheel - 82HTZ Flow rating...

Draw from our success of the PLM strut tower bar for Honda models, we are pleased to offer our strut tower brace for Subaru WRX & STI. Made fr...

This piping kit is the best on the market for relocating the factory Subaru intercooler. The factory intercooler location allows for excessive heat...

The ETS Turbo Kit is the best kit on the market. Featuring Precision Turbo ball bearing turbos, dual Tial 38mm wastegates, and all other necessary ...

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 ...

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

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

DESCRIPTION Thie GrimmSpeed Red Post-MAF Hose kit has been designed to replace the OEM hose to increase the flow to improve the overall power and r...

DESCRIPTION The GrimmSpeed Charge Pipe Kit replaces the restrictive stock plastic unit on the FA20-powered WRX with larger diameter CNC mandrel ben...

DESCRIPTION We know that many of you replace all of your exhaust gasket at the same time while installing aftermarket exhaust parts on your car. We...

DESCRIPTION The GrimmSpeed Red Engine Bay Cap Set completely replaces the OEM yellow caps under the hood of the 2022+ Subaru WRX. Available in eith...

The COBB Redline Carbon Fiber Engine cover for the VB WRX is constructed of solid carbon fiber featuring a 2x2 twill weave pattern. It is finishe...

DESCRIPTION The MSP Carbon Fiber Fuse Box Cover was designed to add styling to your vehicles engine bay without breaking the bank. This affordable ...

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 ...

DESCRIPTION The COBB Intake Tube for your 2022+ Subaru WRX maximizes airflow potential while retaining the factory airbox. Since Subaru has ...

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

Upgrading the fuel system for your Subaru has never been easier. At the heart of our upgrade kit is an AEM ethanol-compatible fuel pump. We round...

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 ...

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

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

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