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DESCRIPTION GrimmSpeed’s Engine Bay Shrouds have been a favorite amongst Subaru Enthusiasts for nearly a decade due to their minimal design and pai...

DESCRIPTION The GrimmSpeed Front Mount Intercooler Kit from GrimmSpeed has been designed with a great balance of low-pressure drop and high-tempera...

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...

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

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

Tired of that ugly OEM hood prop blocking your view of that beautiful boxer engine? Always wanted to open your hood with just a couple fingers? Ann...

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 Raw Stainless Steel Stubby Shift Knob is a great way to add looks and styling to the interior of your vehicle while prov...

DESCRIPTION Aftermarket exhaust systems are often larger in diameter than factory systems. As a result, they have a tighter fit below your car. Wit...

DESCRIPTION The GrimmSpeed Air/Oil Separator for turbocharged Subaru models has a unique design that allows you to maintain your PCV Valve while se...

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...

DESCRIPTION The GrimmSpeed Cold Air Intake is the result of countless hours, engineering, and testing to develop a cohesive cold air intake kit des...

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 Upgrade your Subaru’s performance with the GrimmSpeed Engine Mount for the 2002+ WRX and 2004+ STI. Designed as a direct replacement fo...

DESCRIPTION Install Hella horns cleanly and confidently with the GrimmSpeed BroTie Mounting Bracket and Wiring Harness Bundle for the 2015–2021 Sub...

DESCRIPTION Protect your 2022+ Subaru WRX while adding a clean, rally-inspired look with GrimmSpeed Mudflaps. Designed specifically for the VB chas...

DESCRIPTION The GrimmSpeed Front Strut Bar for the 2022+ Subaru WRX delivers a precise blend of structural rigidity and clean design. Built with fo...

The result of our hard work is one of the best looking, performing and most-durable header options in the Subaru aftermarket. The runners are CNC-b...

DESCRIPTION At GrimmSpeed we have worked with endless amounts of aftermarket gaskets, none seem to work as well as the multi-layer steel OEM style ...

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 Radiator Shroud for the 2015-2021 Subaru WRX/STI is made from CNC laser cut and bent aluminum and covered in a very dura...

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

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 Engine Bay Cap Set completely replaces the OEM yellow caps under the hood of the 2022+ Subaru WRX. Available in either b...

DESCRIPTION The GrimmSpeed Post MAF Pipe Kit is an excellent upgrade for your FA24-powered WRX. This kit removes the restrictive corrugated structu...

DESCRIPTION GrimmSpeed's Pulley Cover is designed to complement the GrimmSpeed Billet Top Mount Intercooler. This cover not only enhances aesthetic...

DESCRIPTION This top-of-the-line intercooler boasts a range of innovative features, including a CNC milled billet aluminum construction and a sleek...

DESCRIPTION The GrimmSpeed Stage 1 Power Package combines GrimmSpeed's Cold Air Intake System, as well as the GrimmSpeed 3-Port Electronic Boost Co...

DESCRIPTION The Grimmspeed Top Mount Intercooler Y-Pipe Kit has been designed to work with factory or aftermarket top mount intercoolers. This is a...

The GrimmSpeed Gentleman’s Exhaust returns with a redesigned Version 2. This version is focused on improved install flexibility, long-term durabili...

DESCRIPTION Install Hella horns cleanly and confidently with the GrimmSpeed BroTie Mounting Bracket and Wiring Harness Bundle for the 2002-2014 Sub...

DESCRIPTION Upgrade your 2022+ Subaru WRX with the GrimmSpeed Engine Mount Kit, designed to replace factory soft rubber mounts with precision-engin...

DESCRIPTION Upgrade your EJ engine bay with the GrimmSpeed Titanium Alternator Shroud for the 2002–2014 WRX and 2004–2021 STI. Designed for enthusi...

DESCRIPTION Upgrade your FA20 engine bay with the GrimmSpeed Titanium Pulley Cover for the 2015–2021 Subaru WRX. Designed for enthusiasts who value...

The stock single-piston caliper found on most Subaru platforms gets the job done — but it wasn’t designed for the kind of aggressive driving, track...