2008-2014 Subaru WRX/STI Mods
GrimmSpeed 12mm Two Position Exhaust Hanger 2008-2021 WRX / STI
DESCRIPTION Aftermarket exhaust systems are often larger in diameter than factory systems. As a result, they have a tighter fit below your car. Wit...
View full detailsGrimmspeed Raw Stainless Steel Stubby Shift Knob 2002+ WRX / 2004-2021 STI
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...
View full detailsGrimmspeed Raw Stainless Steel Classic Shift Knob 2002+ WRX / 2004-2021 STI
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...
View full detailsGrimmSpeed Black Air Oil Separator 2008-2014 WRX
DESCRIPTION The GrimmSpeed Air/Oil Separator for turbocharged Subaru models has a unique design that allows you to maintain your PCV Valve while se...
View full detailsGrimmSpeed Red Air Oil Separator 2008-2014 WRX
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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...
View full detailsGrimmSpeed Black Air Oil Separator 2002-2007 WRX / 2004-2021 STI
DESCRIPTION The GrimmSpeed Air/Oil Separator for turbocharged Subaru models has a unique design that allows you to maintain your PCV Valve while se...
View full detailsGrimmspeed Lightweight Delrin Stubby Shift Knob 2002+ WRX / 2004-2021 STI
DESCRIPTION The GrimmSpeed Lightweight Delrin Stubby Shift Knob is a great way to add modern looks and styling to the interior of your vehicle whil...
View full detailsGrimmSpeed Neon Green Alternator Cover 2002-2014 WRX / 2004-2021 STI
DESCRIPTION Tired of being teased for your corroded alternator and boring engine bay? Step your Alternator Cover game up; GrimmSpeed has just what ...
View full detailsGrimmSpeed Black Alternator Cover 2002-2014 WRX / 2004-2021 STI
DESCRIPTION Tired of being teased for your corroded alternator and boring engine bay? Step your Alternator Cover game up; GrimmSpeed has just what ...
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 Hella Horns BroTie Mounting Bracket 2002-2021 WRX / 2004-2021 STI
DESCRIPTION Have you ever thought to yourself, "Man, Trent, you've got all of these awesome parts but how are you supposed to let your crew know yo...
View full detailsGrimmSpeed Head Gasket Set 2006-2014 WRX / 2004-2021 STI
DESCRIPTION The GrimmSpeed Head Gaskets feature a multi-layer steel (MLS) construction, in which multiple grades are used to provide optimal surfac...
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 Black 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 Classic Shift Knob 2002+ WRX / 2004-2021 STI
DESCRIPTION The standard GrimmSpeed Shift Knob is one of the most popular in the Subaru aftermarket for a reason. They are the perfect mixture of r...
View full detailsGrimmSpeed Front Mount Intercooler Kit 2008-2014 WRX
DESCRIPTION The GrimmSpeed Front Mount Intercooler Kit for the 2008–2014 WRX is engineered to deliver exceptional cooling efficiency without sacrif...
View full detailsGrimmSpeed Top Mount Intercooler Kit 2008-2014 WRX
DESCRIPTION You probably already know that you want an intercooler with maximum cooling and minimum restriction, but when it comes to selecting the...
View full detailsGrimmSpeed Red Electronic Boost Control Cover 2008-2021 STI
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...
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 4 Piston Brake Caliper Kit 2002-2021 WRX / 2004-2021 STI
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...
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 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 Engine Mount Kit 2002-2021 WRX / 2004-2021 STI
DESCRIPTION Upgrade your Subaru’s performance with the GrimmSpeed Engine Mount for the 2002+ WRX and 2004+ STI. Designed as a direct replacement fo...
View full detailsGrimmSpeed Front Mount Intercooler Kit 2008-2014 STI
DESCRIPTION The GrimmSpeed Front Mount Intercooler Kit for the 2008–2014 STI is engineered to deliver maximum cooling efficiency with minimal press...
View full detailsGrimmSpeed Neon Green Electronic Boost Control Cover 2008-2021 STI
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...
View full detailsGrimmSpeed Red Lightweight Battery Mount Kit 2008-2021 WRX / 2008-2021 STI
DESCRIPTION Lightweight Batteries are an excellent and inexpensive way to remove weight from your Subaru, which has an OEM battery tipping the scal...
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 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 Gold 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 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 Hella Horn Wiring Harness 2002-2014 WRX / 2004-2014 STI
DESCRIPTION The GrimmSpeed Hella Horn Wiring Harness is a simple, clean solution for wiring Hella horns on the 2008-2014 Subaru WRX and 2004-2014 S...
View full detailsGrimmSpeed Brotie Mounting Bracket and Wiring Harness Bundle 2002-2014 WRX / 2004-2014 STI
DESCRIPTION Install Hella horns cleanly and confidently with the GrimmSpeed BroTie Mounting Bracket and Wiring Harness Bundle for the 2002-2014 Sub...
View full detailsGrimmSpeed Downpipe to Catback 3" Gasket 2x Thick 2002-2026 WRX / 2004-2021 STI
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" ...
View full detailsGrimmSpeed Downpipe to Catback 3" Gasket 2002-2026 WRX / 2004-2021 STI
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" ...
View full detailsGrimmSpeed Black Lightweight Battery Mount Kit 2008-2021 WRX / 2008-2021 STI
DESCRIPTION Lightweight Batteries are an excellent and inexpensive way to remove weight from your Subaru, which has an OEM battery tipping the scal...
View full detailsGrimmSpeed 6-Speed Shifter Bushing Kit 2004-2021 STI
The GrimmSpeed 6-Speed STI Shifter Bushing Kit replaces the factory rubber shifter bushings with higher durability polyurethane components designed...
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