GrimmSpeed

Part Number: 077046 Exhaust leaks seem to be an all-too-common issue with most modded Subarus. They tend to spring up out of nowhere and cause hour...

Part Number: 020099 Replace your worn or leaking OEM donut gasket with this fiber-reinforced graphite donut gasket at a fraction of the cost. Appli...

Part Number: 057007 GrimmSpeed is proud to provide the most complete and easy to use 3-Port Electronic Boost Solenoid for available for all turbo S...

Part Number: Gasket-032001 Not much to say here. Just a set of GrimmSpeed™ TGV to engine gaskets. get them while they are hot. Applications WRX '02...

Part Number: 040005 When it comes to wiring the Hella Horns that are mounted to your beautiful GrimmSpeed BroTie, we have you covered. After some t...

Part Number: 040004 Have you ever thought to yourself, ""Man, Trent, you've got all of these awesome parts but how are you supposed to let your cre...

Part Number: 019001 Do you know what your intake manifold sits on?...a superheated boxer engine. If you don't know already, the cooler your intake ...

Part Number: Gasket-023001 GrimmSpeed™ does it again! Introducting our enlarged bore Intake Manifold to TGV gaskets. Why do you want the enlarged b...

Part Number: 077044 Kill that exhaust leak for GOOD! GrimmSpeed Subaru 3 in. Downpipe Adpater Flared Adapter Transition! (Creates a smooth transiti...

Part Number: Gasket-028001 7 STAINLESS STEEL LAYERS GrimmSpeed OEM Style Gasket, OEM quality without the high OEM price. At GrimmSpeed we have work...

Part Number: 060071 For years you've been asking us for intakes, and for years we've silently worked to create a solution that sets itself apart fr...

Part Number: Gasket-027001 GrimmSpeed™ OEM Style Gasket, OEM quality without the high OEM price. FINALLY you have an option for an extra thick Exha...

Part Number: Gasket-020001 GrimmSpeed™ OEM Style Gasket, OEM quality without the high OEM price. At GrimmSpeed™ we have worked with endless amounts...

Part Number: 095011 The long awaited answer to the antique Subaru pulley removal tool, bolts stuck through boards, and random screws welded to bars...

Part Number: 057033 The GrimmSpeed Mitsubishi EVO Boost Control Solenoid is designed to work with your factory computer (requires tuning). It will ...

Part Number: Gasket-076001 100% Thicker than OEM Gaskets!! Our new 2X Thick 3" 2-Bolt gasket is hands down the most beefy 3" 2-Bolt gasket on the m...

Part Number: 060091 At GrimmSpeed we know that not everyone is ready for one of our full aftermarket intake systems, but still wants a safe and eas...

Part Number: Gasket-024001 An amazing 7 LAYERS! GrimmSpeed™ OEM Style Gasket, OEM quality without the high OEM price. At GrimmSpeed™ we have worked...

Part Number: 057032 GrimmSpeed is proud to provide the most complete and easy to use 3-Port Electronic Boost Solenoid for available for all turbo S...

Part Number: 057019 The GrimmSpeed Mitsubishi EVO Boost Control Solenoid is designed to work with your factory computer (requires tuning). It will ...

Part Number: 099017 Tired of being teased for your corroded alternator and boring engine bay? Step your Alternator Cover game up; GrimmSpeed has ju...

1Part Number: Gasket-034001 Rejoice 3-Bolt Up Pipe owners, you finally have a great replacement gasket for your up pipes! We listened to your wants...

Part Number: 099012 Tired of being teased for your corroded alternator and boring engine bay? Step your Alternator Cover game up; GrimmSpeed has ju...

Part Number: 090109 These 5-ply silicone couplers are fiber reinforced to prevent distortion in high boost scenarios but offer mobility and flexibi...

Part Number: Gasket-020003 The exhaust manifold to turbo connection is one of the most important connections in the engine bay. This gasket is know...

Part Num: 057028 The MOST COMPLETE AND BEST PERFORMING MazdaSpeed BCS Ever Built, Period. Get into Boost Much Quicker (Flows 10% more than competit...

Part Number: 040026 When it comes to wiring the Hella Horns that are mounted to your beautiful GrimmSpeed BroTie, we have you covered. After some t...

Part Number: 191004 The beauty of the GrimmSpeed Staged Power Packages is that all of the included components were designed and tested to work well...

Part Number: 096030 How many times have you lost a wrench or socket in your engine bay? Yeah, that's what I thought, too many to count. Finally aft...

Part Number: 096009 How many times have you lost a wrench or socket in your engine bay? Yeah, that's what I thought, too many to count. Finally aft...

Part Number: 096008 How many times have you lost a wrench or socket in your engine bay? Yeah, that's what I thought, too many to count. Finally aft...

Part Number: 057001 GrimmSpeed is proud to provide the most complete and easy to use 3-Port Electronic Boost Solenoid for available for all turbo S...

Part Number: 095015BK In our opinion, the OEM Subaru crank pulley has been a cause for concern ever since its original design. It is relatively hea...

Part Number: 070047 Aftermarket exhaust systems are often of a larger tubing diameter than factory systems and as a result, are a tighter fit below...

Part Number: 099031 Booya! Add a bit of style and function to your engine bay with this simple but elegant and first of it's kind pulley cover, fea...

Part Number: 090108 These 5-ply silicone couplers are fiber reinforced to prevent distortion in high boost scenarios but offer mobility and flexibi...

Part Number: 096042 At GrimmSpeed we pride ourselves in the design of our aesthetic pieces just as much as our performance parts. The brand new Gri...

Part Number: 057002 GrimmSpeed is proud to provide the most complete and easy to use 3-Port Electronic Boost Solenoid for available for all turbo S...

Part Number: 096032 How many times have you lost a wrench or socket in your engine bay? Yeah, that's what I thought, too many to count. Finally aft...

Part Number: 070002 Welcome to the most refined manual boost controller available on the market today. During development, we worked hand in hand w...

Part Number: 010019 The internal wastegate(IWG) bracket is used in place of the stock wastegate actuator when moving to an external wastegate setup...

Part Number: 095015R In our opinion, the OEM Subaru crank pulley has been a cause for concern ever since its original design. It is relatively heav...

Part Number: 008008 A full External Wastegate (EWG) set-up consists of a EWG up-pipe and a wastegate. The EWG set-up creates better turbo spool bec...

Part Number: 113026 Over the years, GrimmSpeed Engineers have proven that we are capable of manufacturing the highest quality, best performing exha...

Part Number: 060089 At GrimmSpeed we know that not everyone is ready for one of our full aftermarket intake systems, but still wants a safe and eas...