Products
GrimmSpeed OE DownPipe to 3" Cat-Back Exhaust Adapter - Subaru Models
$57.00
Exhaust leaks seem to be an all-too-common issue with most modded Subarus. They tend to spring up out of nowhere and cause hours of troubleshooting headaches. One of the most common leaks that we hear...
GrimmSpeed Plug & Play Hella Horn Wiring Harness - Subaru WRX & STi (2015+)
$39.00
When it comes to wiring the Hella Horns that are mounted to your beautiful GrimmSpeed BroTie Bracket, we have you covered. Don’t stress yourself with trying to make a Hella horn harness from scratch when...
GrimmSpeed Post-MAF Cooling Pipe Kit - Subaru WRX (2022+)
$249.00
GRM113050 - GrimmSpeed Post-MAF Cooling Pipe Kit - Subaru WRX (2022+) Maximize Your 2022+ WRX's Factory Airbox Without Tuning! The GrimmSpeed Post MAF Pipe Kit is an excellent upgrade for your FA24-powered WRX. This kit removes the...
GrimmSpeed Pulley Cover - Black - Subaru Ascent (2019+)
$89.00
GRM113086BLK - GrimmSpeed Pulley Cover - Black - Subaru WRX (2022+) GrimmSpeed’s Engine Bay Shrouds have been a favorite amongst Subaru Enthusiasts for nearly a decade due to their minimal design and painless installation. They...
GrimmSpeed Pulley Cover - Black - Subaru WRX (2022+)
$89.00
GRM113086BLK - GrimmSpeed Pulley Cover - Black - Subaru WRX (2022+) GrimmSpeed’s Engine Bay Shrouds have been a favorite amongst Subaru Enthusiasts for nearly a decade due to their minimal design and painless installation. They...
GrimmSpeed Pulley Cover - Red - Subaru Ascent (2019+)
$89.00
GRM113086RED - GrimmSpeed Pulley Cover - Red - Subaru Ascent (2019+) GrimmSpeed’s Engine Bay Shrouds have been a favorite amongst Subaru Enthusiasts for nearly a decade due to their minimal design and painless installation. They...
GrimmSpeed Pulley Cover - Red - Subaru WRX (2022+)
$89.00
GRM113086RED - GrimmSpeed Pulley Cover - Red - Subaru WRX (2022+) GrimmSpeed’s Engine Bay Shrouds have been a favorite amongst Subaru Enthusiasts for nearly a decade due to their minimal design and painless installation. They...
GrimmSpeed Red Engine Bay Radiator Fan Shroud Kit - Subaru WRX VB (2022+)
$130.00
GRM113090RED - GrimmSpeed Red Engine Bay Radiator Fan Shroud Kit - Subaru WRX VB (2022+) GrimmSpeed's Engine Bay Shrouds have been a favorite amongst Subaru Enthusiasts for nearly a decade due to their minimal design...
GrimmSpeed Red Fender Shrouds Set - Subaru WRX VB (2022+)
$134.00
GRM113095RED - GrimmSpeed Red Fender Shrouds Set - Subaru WRX VB (2022+) GrimmSpeed’s Engine Bay Shrouds have been a favorite amongst Subaru Enthusiasts for nearly a decade due to their minimal design and painless installation....
GrimmSpeed Red Pulley Cover - Subaru WRX VB (2022+) Subaru Ascent (2019+)
$99.95
GRM113086RED - GrimmSpeed Red Pulley Cover - Subaru WRX VB (2022+) Subaru Ascent (2019+) GrimmSpeed’s Engine Bay Shrouds have been a favorite amongst Subaru Enthusiasts for nearly a decade due to their minimal design and...
GrimmSpeed RED Top Mount Intercooler Silicone Coupler Kit - Subaru Forester XT (2004-2008)
$89.00
Special Fitment Note: Supported fitments include only those vehicles running OEM STI and GrimmSpeed Top Mount Intercoolers. The elbow coupler is sized to fit multiple turbo setups, some trimming may be required. Is your old...
GrimmSpeed RED Top Mount Intercooler Silicone Coupler Kit - Subaru STI (2004-2020)
$89.00
Special Fitment Note: Supported fitments include only those vehicles running OEM STI and GrimmSpeed Top Mount Intercoolers. The elbow coupler is sized to fit multiple turbo setups, some trimming may be required. Is your old...
GrimmSpeed Shifter Bushing Kit - Subaru STI (2004-2021)
$49.00
GRM.1153.1.0 - GrimmSpeed Shifter Bushing Kit - Subaru STI (2004-2021) Tighten Up Every Shift If your STI’s shifter feels loose or vague between gears, worn factory bushings are often the culprit. The GrimmSpeed 6-Speed STI...
-3%
GrimmSpeed Stainless Steel Equal Length Header Kit - Subaru WRX VB (2022+)
-3%
$1,000.00
$1,029.00
GRM113401 - GrimmSpeed Stainless Steel Equal Length Header Kit - Subaru WRX VB (2022+) Grimmspeed's attention to detail during development and overall exhaust knowledge allow us to make the best possible upgraded version of the...
GrimmSpeed Stealth Box Air Intake System Kit - Black - Subaru STI (2015-2022)
$349.00
You've been asking for this bad sally for a while and it's finally here. The intake the for the 15+ STI can be thought of as a hybrid of the tube and filter used in...
GrimmSpeed Stealth Box Air Intake System Kit - Black - Subaru WRX (2015-2022)
$399.00
Inspiration for the StealthBox Intake came from internal discussions about what we wanted from an intake system for the 2015+ WRX. Of course performance is the highest priority, but at GrimmSpeed so much more than...
GrimmSpeed Stealth Box Air Intake System Kit - Red - Subaru STI (2015-2022)
$349.00
You've been asking for this bad sally for a while and it's finally here. The intake the for the 15+ STI can be thought of as a hybrid of the tube and filter used in...
GrimmSpeed Stealth Box Air Intake System Kit - Red - Subaru WRX (2015-2022)
$399.00
Inspiration for the StealthBox Intake came from internal discussions about what we wanted from an intake system for the 2015+ WRX. Of course performance is the highest priority, but at GrimmSpeed so much more than...
GrimmSpeed Street Transmission Mount - All Subaru 5MT and 6MT Transmission
$249.00
GRM123041STR -GrimmSpeed Street Transmission Mount - All Subaru 5MT and 6MT Transmission Lock Down Your Drivetrain for More Predictable Shifting! OEM chassis mounts are usually designed with the top priority going to low NVH (noise,...
GrimmSpeed Top Mount Intercooler TMIC BOV Gasket - Subaru (2002-2007) WRX & (2004) STi
$26.00
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 in the entire intake stream. Fear not, GrimmSpeed has answered...
GrimmSpeed Top Mount Intercooler TMIC BOV Gasket - Subaru Impreza w/ Turbo (2002-2007)
$13.00
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 in the entire intake stream. Fear not, GrimmSpeed has answered...