NEW PRODUCT: DRY-CON Air Intake Panel Filters
The GrimmSpeed Dry-Con Air Filter flows an amazing 62% better than OEM, we saw an increase of 9 ft/lbs of torque and 6 whp at the top end of the RPM range with no engine tuning involved!
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NEW PRODUCT! GrimmSpeed EJ25/FA20 Head Gaskets
Feature-packed, these gaskets are a perfect fit for any engine build, from basic refresh to a high horsepower track monster.
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Product Update: V2 Heat Shield and Reflect-A-Gold Foil
Making something that was already great, even better!
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The Subaru Pitch Stop Mount
GrimmSpeed is proud to introduce a BRAND NEW product to our fans, a replacement pitch stop mount for your Subaru!
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NEW PRODUCT! Fender Shrouds
Fitments for 2015+ Subaru WRX and STI
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