GrimmSpeed

DESCRIPTION Replace your missing or damaged up-pipe hardware with the same high-quality kit included in all GrimmSpeed Up-Pipes. Designed for durab...

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 We all know how bad (and expensive!) the OEM Subaru Top Mount Intercooler Gaskets can be. They are one of the greatest source of leaks ...

DESCRIPTION Tired of the endless searching for a 3" 2 Bolt premium gasket that doesn't blow out? Most aftermarket Subaru exhaust systems need a 3" ...

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 OEM Style Gasket offers superior sealing performance with upgraded materials and construction. While most exhaust gasket...

DESCRIPTION The GrimmSpeed Delrin Classic Shift Knob is a great way to add modern looks and styling to the interior of your vehicle while providing...

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...

DESCRIPTION The GrimmSpeed Equal Length Header has been designed to provide the turbocharger with an uninterrupted flow of exhaust gases to greatly...

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

DESCRIPTION The GrimmSpeed Race Version Pitch Stop Mount And Bushing Kit is a pivotal component in the engine/drivetrain support department especia...

DESCRIPTION The GrimmSpeed Lightweight Delrin Tallboy Shift Knob is a great way to add modern looks and styling to the interior of your vehicle whi...

DESCRIPTION The GrimmSpeed Black Tallboy Shift Knobs are for car enthusiasts that prefer a shift knob that's on the tall and skinny side, based off...

DESCRIPTION The GrimmSpeed Stubby Knobs are for car enthusiasts that prefer a shift knob that's on the short and fat side, based off the design of ...

DESCRIPTION Exhaust leaks seem to be an all-too-common issue with most modded Subarus. The most guaranteed leak you will get is if you run an after...

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 GrimmSpeed™ OEM Style Gasket, better than OEM quality at an attractive price.At GrimmSpeed™ we have worked with endless amounts of afte...

The ALL NEW GrimmSpeed Transmission Mounts are designed to lock down your Subaru's drivetrain and enhance the driving experience, while keeping cab...

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 This is the Grimmspeed Splitter that is available for separate purchase. This particular splitter comes with the Grimmspeed Top Mount I...

DESCRIPTION The GrimmSpeed Front Strut Bar for the 2015-2021 Subaru WRX/STI blends precision engineering with clean aesthetics to deliver serious p...

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 Black Radiator Hose Kit was manufactured using a 5-ply construction system with fiber reinforcement between each layer ...

DESCRIPTION The GrimmSpeed Radiator Shroud has been designed to improve the overall cooling efficiency of your vehicle by channeling the incoming a...

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

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...

DESCRIPTION The GrimmSpeed Raw Stainless Steel Classic Shift Knob is a great way to add looks and styling to the interior of your vehicle while pro...

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

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 Tired of the endless searching for a 3" 2 Bolt premium gasket that doesn't blow out? Most aftermarket Subaru exhaust systems need a 3" ...

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 ...

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