WRX/STI Version 1-11

Part Number: ATI-CLUST-25EJ-05 What makes the ATI Triple Meter Dash Pod an excellent interior enhancement, is how it matches your factory dash so w...

Part Number: 724502-BK This is a core-only option for those looking to increase the cooling capacity of their 2011-2014 WRX or STI in situations wh...

Part Number: AP3-AU-SUB-003 Simple ECU flashing with adjustable live gauges and datalogging, all in one package! The in-cabin mountable Accessport ...

Part Number: AP3-AU-SUB-004 Simple ECU flashing with adjustable live gauges and datalogging, all in one package! The in-cabin mountable Accessport ...

Part Number: 512100 The COBB catback exhaust does not deviate from the factory emissions equipment and conforms to the SAE dictated 95-decibel exha...

Part Number: 712010-BK The 4-ply silicone construction has the right compliance to bridge the chassis mounted airbox to the violent motion of a box...

Part Number: 724160 The SF Air Box adds the benefits of a cold air intake to the outstanding performance of the SF Intake. The factory inlet direct...

Part Number: 512140 The COBB Titanium Cat-Back Exhaust is un-matched in build quality, style, and performance. Utilizing Grade 4 titanium tubing, t...

Part Number: 515150 The COBB Titanium Cat-Back Exhaust is un-matched in build quality, style, and performance. Utilizing Grade 4 titanium tubing, t...

Part Number: C4587-032 The leak stops here! Cometic MLX head gaskets feature a unique integrated "stopper" layer for optimum combustion chamber sea...

Part Number: 7718.320 Performance Tuned Handling. Further Reduce Body Roll. Precision Engineered for PRO-KIT & SPORTLINE Performance Lowering S...

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: 060051 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: 060053 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: 060074 It’s no secret that GrimmSpeed intakes feature performance and aesthetics that lead the pack. With years of design theories and...

Part Number: 007082 A downpipe is one of the first modifications that should be done on your car, as the OEM downpipe contains two very restrictive...

Part Number: 060092 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: 096058 If you’ve never taken a look at the huge gap between the inside of your front fenders and frame, be prepared to be disappointed...

Part Number: 096059 If you’ve never taken a look at the huge gap between the inside of your front fenders and frame, be prepared to be disappointed...

Part Number: 096049 Do away with the flimsy, boring factory fabric shrouds and make your engine bay stand out with the BRAND NEW GrimmSpeed Fender ...

Part Number: 096048 Do away with the flimsy, boring factory fabric shrouds and make your engine bay stand out with the BRAND NEW GrimmSpeed Fender ...

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