Products
GrimmSpeed Red Lightweight Battery Tiedown 2002-2026 WRX / 2004-2021 STI
DESCRIPTION Here, you are looking at the GrimmSpeed Lightweight Battery Tiedown. This is a great way to improve the looks and aesthetics of your en...
View full detailsGrimmSpeed Red Lightweight Crank Pulley 2015-2021 WRX
5.0 / 5.0
1 Review
DESCRIPTION The GrimmSpeed Red Lightweight Crank Pulley reduces the rotational mass of the system, allowing your engine to accelerate and decelerat...
View full detailsGrimmSpeed Red Post-MAF Hose Kit 2015-2021 WRX
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...
View full detailsGrimmSpeed Red Pulley Cover 2015-2021 WRX
DESCRIPTION The GrimmSpeed Pulley Cover is a great way to improve the aesthetics of your engine bay by replacing the simple OEM cover that is plast...
View full detailsGrimmSpeed Red Pulley Cover 2022+ WRX
5.0 / 5.0
1 Review
DESCRIPTION GrimmSpeed's Pulley Cover is designed to complement the GrimmSpeed Billet Top Mount Intercooler. This cover not only enhances aesthetic...
View full detailsGrimmSpeed Red Radiator Hose Kit 2002-2007 WRX / 2004-2007 STI
DESCRIPTION This is the GrimmSpeed Radiator Hose Kit. These radiator hoses feature multi-layer silicone construction that is built to last while im...
View full detailsGrimmSpeed Red Radiator Hose Kit 2015-2021 WRX
DESCRIPTION This is the GrimmSpeed Radiator Hose Kit. These radiator hoses feature multi-layer silicone construction that is built to last while im...
View full detailsGrimmSpeed Red Radiator Shroud 2015-2021 WRX / 2015-2021 STI
5.0 / 5.0
1 Review
DESCRIPTION The GrimmSpeed Radiator Shroud has been designed to improve the overall cooling efficiency of your vehicle by channeling the incoming a...
View full detailsGrimmSpeed Red Stealthbox Intake 2015-2021 STI
DESCRIPTION The GrimmSpeed StealthBox Cold Air Intake System is the result of countless invested hours in research and development to provide the p...
View full detailsGrimmSpeed Red Stealthbox Intake 2015-2021 WRX
DESCRIPTION The GrimmSpeed Red StealthBox Cold Air Intake System is the result of countless invested hours in research and development to provide t...
View full detailsGrimmSpeed Red Strut Bar 2008-2014 WRX / 2008-2014 STI
DESCRIPTION Engineered for real-world performance and durability, the GrimmSpeed Front Strut Bar adds critical front-end rigidity to your 2008–2014...
View full detailsGrimmSpeed Red Strut Bar 2015-2021 WRX/STI
DESCRIPTION The GrimmSpeed Front Strut Bar for the 2015-2021 Subaru WRX/STI blends precision engineering with clean aesthetics to deliver serious p...
View full detailsGrimmSpeed Red Strut Bar 2022+ WRX
DESCRIPTION The GrimmSpeed Front Strut Bar for the 2022+ Subaru WRX delivers a precise blend of structural rigidity and clean design. Built with fo...
View full detailsGrimmspeed Red Stubby Shift Knob 2002+ WRX / 2004-2021 STI
DESCRIPTION The GrimmSpeed Red Stubby Shift Knob is a great way to add modern looks and styling to the interior of your vehicle while providing the...
View full detailsGrimmspeed Red Tallboy Shift Knob 2002+ WRX / 2004-2021 STI
5.0 / 5.0
1 Review
DESCRIPTION The GrimmSpeed Red Tallboy Shift Knob is a great way to add modern looks and styling to the interior of your vehicle while providing th...
View full detailsGrimmSpeed Red Top Mount Intercooler Aluminum Y-Pipe Kit 2002-2007 WRX / 2004-2021 STI
DESCRIPTION The Grimmspeed Top Mount Intercooler Y-Pipe Kit has been designed to work with factory or aftermarket top mount intercoolers. This is a...
View full detailsGrimmSpeed Red V2 Bolt Oil Cap 2002+ WRX / 2004-2021 STI
DESCRIPTION It’s inevitable, you’ll eventually want to replace your OEM Subaru oil cap. Whether it's leaking, worn out, or just an eyesore, the Gri...
View full detailsGrimmSpeed Red V2 Bypass Valve 2002-2007 WRX / 2004-2021 STI
5.0 / 5.0
6 Reviews
DESCRIPTION The GrimmSpeed V2 Bypass Valve received many upgrades such as a redesigned the internal piston to eliminate the potential failure point...
View full detailsGrimmSpeed Red V2 Bypass Valve 2008-2014 WRX
5.0 / 5.0
6 Reviews
DESCRIPTION The GrimmSpeed V2 Bypass Valve received many upgrades such as a redesigned the internal piston to eliminate the potential failure point...
View full detailsGrimmSpeed Red V2 Bypass Valve 2015-2021 WRX
5.0 / 5.0
6 Reviews
DESCRIPTION The GrimmSpeed V2 Bypass Valve received many upgrades such as a redesigned the internal piston to eliminate the potential failure point...
View full detailsGrimmSpeed Short Throw Shifter 2004–2021 STI
DESCRIPTION Transform your 2004–2021 STI with the GrimmSpeed Short Throw Shifter, designed to deliver sharper shifts, tighter engagement, and preci...
View full detailsGrimmSpeed Silver V2 Bolt Oil Cap 2002+ WRX / 2004-2021 STI
DESCRIPTION It’s inevitable, you’ll eventually want to replace your OEM Subaru oil cap. Whether it's leaking, worn out, or just an eyesore, the Gri...
View full detailsGrimmSpeed Splatter Red Black V2 Bolt Oil Cap 2002-2026 WRX / 2004-2021 STI
DESCRIPTION It’s inevitable, you’ll eventually want to replace your OEM Subaru oil cap. Whether it's leaking, worn out, or just an eyesore, the Gri...
View full detailsGrimmSpeed Stage 1 Power Package 2008-2014 STI
DESCRIPTION The GrimmSpeed Stage 1 Power Package combines GrimmSpeed's Cold Air Intake System, as well as the GrimmSpeed 3-Port Electronic Boost Co...
View full detailsGrimmSpeed Stage 1 Power Package 2008-2014 WRX
DESCRIPTION The GrimmSpeed Stage 1 Power Package combines GrimmSpeed's Cold Air Intake System, as well as the GrimmSpeed 3-Port Electronic Boost Co...
View full detailsGrimmSpeed Stage 1 Power Package 2015-2021 STI
DESCRIPTION The GrimmSpeed Stage 1 Power Package combines GrimmSpeed's Cold Air Intake System, as well as the GrimmSpeed 3-Port Electronic Boost Co...
View full detailsGrimmSpeed Stage 1 Power Package 2015-2021 WRX
5.0 / 5.0
1 Review
DESCRIPTION The GrimmSpeed Stage 1 Power Package combines GrimmSpeed's Cold Air Intake System, as well as the GrimmSpeed 3-Port Electronic Boost Co...
View full detailsGrimmSpeed Stock Downpipe to Aftermarket 3" Catback Adapter 2002-2026 WRX/ 2004-2021 STI
DESCRIPTION The Grimmspeed OEM Downpipe To 3-Inch Cat-Back Adapter is very popular for those of you who are retaining the stock downpipe and need t...
View full detailsGrimmSpeed Street Pitch Stop Mount 2002+ WRX / 2004-2021 STI
DESCRIPTION This is the GrimmSpeed Pitch Stop Mount. This pitch stop mount is a dramatic improvement over the factory mount which is made from flex...
View full detailsGrimmSpeed Street Transmission Mount 2002+ WRX / 2004-2021 STI
The ALL NEW GrimmSpeed Transmission Mounts are designed to lock down your Subaru's drivetrain and enhance the driving experience, while keeping cab...
View full detailsGrimmSpeed TGV to Engine Gasket (Pair) 2002-2014 WRX/ 2004-2021 STI
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...
View full detailsGrimmSpeed Titanium 1.3 Bar Radiator Cap
DESCRIPTION Upgrade your cooling system with the GrimmSpeed Titanium Radiator Cap, rated at 1.3 bar for improved thermal control and reliability. B...
View full detailsGrimmSpeed Titanium Alternator Shroud 2002–2014 WRX / 2004–2021 STI
DESCRIPTION Upgrade your EJ engine bay with the GrimmSpeed Titanium Alternator Shroud for the 2002–2014 WRX and 2004–2021 STI. Designed for enthusi...
View full detailsGrimmSpeed Titanium Fender Shrouds 2015–2021 WRX / 2015-2021 STI
DESCRIPTION Upgrade your 2015–2021 Subaru WRX or STI engine bay with GrimmSpeed Titanium Fender Shrouds. These precision-crafted titanium panels re...
View full detailsGrimmSpeed Titanium Fender Shrouds 2022+ WRX
DESCRIPTION Elevate the style of your Subaru’s engine bay with GrimmSpeed Titanium Fender Shrouds, designed for enthusiasts who want both function ...
View full detailsGrimmSpeed Titanium Pulley Cover 2015–2021 WRX
DESCRIPTION Upgrade your FA20 engine bay with the GrimmSpeed Titanium Pulley Cover for the 2015–2021 Subaru WRX. Designed for enthusiasts who value...
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