2008-2014 Subaru WRX Engine

DESCRIPTION Engineered for real-world performance and durability, the GrimmSpeed Front Strut Bar adds critical front-end rigidity to your 2008–2014...

NGK single iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consis...

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 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...

Introducing the Subaru OEM EJ 255 Short Block. This is a fully assembled short block that includes all the main guts such as the factory pistons an...

DESCRIPTION The GrimmSpeed Head Gaskets feature a multi-layer steel (MLS) construction, in which multiple grades are used to provide optimal surfac...

DESCRIPTION You probably already know that you want an intercooler with maximum cooling and minimum restriction, but when it comes to selecting the...

DESCRIPTION Lightweight Batteries are an excellent and inexpensive way to remove weight from your Subaru, which has an OEM battery tipping the scal...

DESCRIPTION Lightweight Batteries are an excellent and inexpensive way to remove weight from your Subaru, which has an OEM battery tipping the scal...

DESCRIPTION The GrimmSpeed Front Mount Intercooler Kit for the 2008–2014 WRX is engineered to deliver exceptional cooling efficiency without sacrif...

DESCRIPTION The GrimmSpeed Engine Bay Cap Set completely replaces the OEM yellow caps under the hood of all 2008-21 WRX and STI models, as well as ...

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 ...

The importance of routine oil changesNo motor oil lasts forever. The heat and friction produced between the moving parts of any engine eventually c...

DESCRIPTION This is a core-only option for those looking to increase the cooling capacity of their 2011-2014 WRX or STI in situations where piping...

DESCRIPTION Driveline mounts/bushings are installed to provide the driver with improved feel/response from the engine, driveline, and steering comp...

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

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