BUY NOW, PAY LATER. Starting at 0% APR 
GrimmSpeed Exhaust Valve Simulator (070044)
$45.00
JBCB_070044
Exhaust
Exhaust Control Valves
GrimmSpeed
Exhaust Valve Defeat Module by GrimmSpeed. 1 Piece. Love the raw sound of your car in sport mode, and want it 24/7 Have an...
GrimmSpeed Cold Air Intake - Subaru/Toyota BRZ/FRS/86 Red (060054)
$359.00
JBCB_060054
Air Intake Systems
Air Intakes
GrimmSpeed
Design requirements for this intake were simple: The intake must not only be safe for the engine, but perform well both with and without...
GrimmSpeed Fender Flare Kit - Subaru 18+ Crosstrek (TBG114036)
$540.00
JBCB_TBG114036
Exterior Styling
Fender Flares
GrimmSpeed
GrimmSpeed has set the standard not only for creating high quality performance upgrades, but also aesthetic parts. Now we’re proud to introduce THE go-to fender...
GrimmSpeed Hood Struts "High Lift" - Subaru WRX/STI 08-14 (097029)
$139.00
JBCB_097029
Exterior Styling
GrimmSpeed
Hoods
Hood Struts by GrimmSpeed. Finish: Black. Quantity: 1 pair. Tired of that ugly OEM hood prop blocking your view of that beautiful FA20 boxer...
GrimmSpeed StealthBox Cold Air Intake - Subaru 2015+ WRX Black (060060)
$399.00
JBCB_060060
Air Intake Systems
Air Intakes
GrimmSpeed
Black Stealthbox Air Intake Kit (060060) by GrimmSpeed. Inspiration for the StealthBox Intake came from internal discussions about what we wanted from an intake...
GrimmSpeed Boost Control Solenoid - Subaru FA20 Kit (057041)
$169.00
JBCB_057041
Forced Induction
GrimmSpeed
Turbocharger Boost Management
If you've been in the Subaru game for long, you're probably well aware that a 3-port Boost Control Solenoid (BCS) is considered my most...
GrimmSpeed J-Pipe Hardware Kit - 2015+ WRX (007008)
$49.00
JBCB_007008
Downpipes
Exhaust
GrimmSpeed
J-Pipe Hardware Kit by GrimmSpeed. The turbo studs on the FA turbo motors are notoriously difficult to deal with. If you're lucky enough to...
GrimmSpeed Version 2 Cast Aluminum Turbo Inlet (125034)
$199.00
JBCB_125034
Forced Induction
GrimmSpeed
Turbocharger Pipes and Clamps
Don't risk cracking your OE plastic inlet. One of the biggest complaints we’ve heard from 2015-21 WRX owners has to do with cracks forming...
GrimmSpeed V2 Bypass Valve Red For Subaru 08-14 WRX 05-09 LGT (126034RED)
$249.00
JBCB_126034RED
Blow-Off and Diverter Valves
Forced Induction
GrimmSpeed
The days of sacrificing performance to leaky BPVs are over, because the long-awaited GrimmSpeed Bypass Valves are here! The long-awaited return of the GrimmSpeed...
GrimmSpeed V2 Bypass Valve Black For Subaru 15-21 WRX (126033BLK)
$249.00
JBCB_126033BLK
Blow-Off and Diverter Valves
Forced Induction
GrimmSpeed
The days of sacrificing performance to leaky BPVs are over, because the long-awaited GrimmSpeed Bypass Valves are here! The long-awaited return of the GrimmSpeed...
GrimmSpeed Turbocharger Oil Feed Line Kit - Subaru EJ 04-21 STI, 02-14 WRX/FXT/LGT Aftermarket Turbos (123000)
$80.00
JBCB_123000
Forced Induction
GrimmSpeed
Turbo & Supercharger Lines, Hoses & Fittings
Clean up your engine bay, avoid common issues and make it easier to service your EJ turbocharger by adding The GrimmSpeed Turbocharger Oil Feed...
GrimmSpeed Pulley Cover Red Subaru/Toyota BRZ/FRS/86 (099031)
$89.00
JBCB_099031
Engine
Engine Dress Up
GrimmSpeed
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,...
GrimmSpeed License Plate Relocation Kit (094029)
$79.00
JBCB_094029
Exterior Styling
GrimmSpeed
License Plate Accessories
License plates are a necessary evil on the front of our cars, but you can save your front bumper from looking boring or blocking...
GrimmSpeed Top Mount Intercooler Aluminum Charge Pipe Kit RED- Subaru 15+ WRX (090250)
$295.00
JBCB_090250
Forced Induction
GrimmSpeed
Intercoolers
The GrimmSpeed Charge Pipe Kit replaces the restrictive stock plastic unit on the FA20-powered WRX with larger diameter CNC mandrel bent aluminum tubing and...
GrimmSpeed Front Mount Intercooler Kit Raw Core / Red Pipe for 2015+ Subaru WRX (090238)
$1,559.00
JBCB_090238
Forced Induction
GrimmSpeed
Intercoolers
GrimmSpeed Intercoolers have set the gold standard of how a high performance heat exchanger should be crafted. Our intercoolers have always maintained the delicate...
GrimmSpeedTop Mount Intercooler Aluminum Y-Pipe Kit BLACK (090096)
$169.00
JBCB_090096
Forced Induction
GrimmSpeed
Intercooler Piping
Just bought an aftermarket or STI TMIC that requires an STI Y-Pipe to fit Want to replace your chewed up and leaking couplers Maybe...
GrimmSpeed Top Mount Intercooler 'STI-Style' Turbo Outlet Hose 08-14WRX, 05-09 LGT, Black (090060)
$105.00
JBCB_090060
Forced Induction
GrimmSpeed
Intercoolers
Constructed using a 5-ply process and high quality silcione material, this coupler will enable you to utilize a stock location, sti or aftermarket turbo...
Grimmspeed Top Mount Intercooler - Thermal Black Finish (090024)
$799.00
JBCB_090024
Forced Induction
GrimmSpeed
Intercoolers
There are two primary considerations in the design of an intercooler: maximum heat transfer and minimum pressure drop. Unfortunately, one causes the other, so...
GrimmSpeed Top Mount Intercooler Kit w/ Splitter - Subaru 08-14 WRX (090010)
$999.00
JBCB_090010
Forced Induction
GrimmSpeed
Intercoolers
You probably already know that you want an intercooler with maximum cooling and minimum restriction, but when it comes to selecting the right man...
GrimmSpeed Subaru OEM DP to 3" Catback Adapter (077046)
$57.00
JBCB_077046
Clamps, Hangers and Misc Exhaust Components
Exhaust
GrimmSpeed
Downpipe to Catback Adapter (077046) by GrimmSpeed. Main Piping Diameter: 3". Exhaust leaks seem to be an all-too-common issue with most modded Subarus. They...
Grimmspeed Dry-Con Per (Manual trans and metal IM only) (060093)
$59.00
JBCB_060093
Air Filters
Air Intakes
GrimmSpeed
At GrimmSpeed we know that not everyone is ready for one of our full aftermarket intake systems, but still wants a safe and easy...
GrimmSpeed Cold Air Intake - Subaru 02-07 WRX, 04-07 STI, 04-08 FXT Black (060074)
$349.00
JBCB_060074
Air Intake Systems
Air Intakes
GrimmSpeed
Its no secret that GrimmSpeed intakes feature performance and aesthetics that lead the pack. With years of design theories and knowledge gained from our...
GrimmSpeed Cold Air Intake - Subaru 05-09 Legacy GT Red (060072)
$349.00
JBCB_060072
Air Intake Systems
Air Intakes
GrimmSpeed
For years you've been asking us for intakes, and for years we've silently worked to create a solution that sets itself apart from the...
GrimmSpeed StealthBox Cold Air Intake - Subaru 2015+ WRX Red (060067)
$399.00
JBCB_060067
Air Intake Systems
Air Intakes
GrimmSpeed
Red Stealthbox Air Intake Kit (060067) by GrimmSpeed. Inspiration for the StealthBox Intake came from internal discussions about what we wanted from an intake...
GrimmSpeed Boost Control Solenoid - Mitsubishi EVO X (057033)
$129.00
JBCB_057033
Forced Induction
GrimmSpeed
Turbocharger Boost Management
The GrimmSpeed EVO X Boost Control Solenoid is designed to work with your factory computer (requires tuning). It will not reduce the life of...
GrimmSpeed Boost Control Solenoid - Subaru 08+STi (057007)
$129.00
JBCB_057007
Forced Induction
GrimmSpeed
Turbocharger Boost Management
GrimmSpeed is proud to provide the most complete and easy to use 3-Port Electronic Boost Solenoid for available for all turbo Subarus. Unlike your...
GrimmSpeed Shift Knob, Stainless Steel - Manual Subaru (038006)
$59.00
JBCB_038006
GrimmSpeed
Interior
Shift Knobs
Manual Stainless Steel Shift Knob by GrimmSpeed. 1 Piece. Each knob is machined from solid 304 stainless steel rod right here in Minnesota and...
GrimmSpeed 2015+ WRX FA Gasket Set (020043)
$89.00
JBCB_020043
Clamps, Hangers and Misc Exhaust Components
Exhaust
GrimmSpeed
Grimmspeed knows that many of you replace all of your exhaust gasket at the same time while installing aftermarket exhaust parts on your car....
GrimmSpeed Turbo to Downpipe Gasket - FA20, 2015+ WRX (020033)
$29.00
JBCB_020033
Forced Induction
GrimmSpeed
Mounting + Hardware + Gaskets
This is the Grimmspeed Turbo to Downpipe Gasket. Exhaust gaskets whether they be on the turbocharger or anywhere on the exhaust manifold see more...
GrimmSpeed Top Mount Intercooler Y-Pipe Gasket (pair) 02-07 WRX/ 04+ Sti (020024)
$16.00
JBCB_020024
Forced Induction
GrimmSpeed
Mounting + Hardware + Gaskets
Top Mount Intercooler Y-Pipe Gasket (020024) by GrimmSpeed. 1 Pair. GrimmSpeed OEM Style Gasket, OEM quality without the high OEM price. At GrimmSpeed we...
GrimmSpeed Top Mount Intercooler Blow-Off Valve Gasket 02-07 WRX/ 04+ Sti (020023)
$13.00
JBCB_020023
Forced Induction
GrimmSpeed
Mounting + Hardware + Gaskets
Top Mount Intercooler Blow-Off Valve Gasket (020023) by GrimmSpeed. 1 Piece. GrimmSpeed OEM Style Gasket, OEM quality without the high OEM price. At GrimmSpeed...
GrimmSpeed Up Pipe 3-Bolt Inlet All 02+ EJ Turbo Subarus w/3-bolt header (007064)
$269.00
JBCB_007064
Forced Induction
GrimmSpeed
Turbocharger Pipes and Clamps
Adding a well-design, well-built aftermarket up pipe is one of the first things you should do to your Subaru. Our ultimate goal was to...
GrimmSpeed Up Pipe w/ Black Ceramic Coating All 02+ EJ Turbo Subarus (003002)
$309.00
JBCB_003002
Forced Induction
GrimmSpeed
Turbocharger Pipes and Clamps
Black Ceramic Coated Up Pipe (003002) by GrimmSpeed. Gaskets included. Adding an aftermarket Up Pipe is one of the first things you should do...
GrimmSpeed Spring Lift Kit - Subaru 20+ Outback (TBG114059)
$595.00
JBCB_TBG114059
Coil Springs
GrimmSpeed
Suspension
Subarus are built to be capable on and off-road vehicles from the start, but their limitations quickly become apparent once the terrain in front...
GrimmSpeed Spring Lift Kit - Subaru 19+ Forester (TBG114034)
$595.00
JBCB_TBG114034
Coil Springs
GrimmSpeed
Suspension
Subarus are built to be capable on and off-road vehicles from the start, but their limitations quickly become apparent once the terrain in front...
GrimmSpeed Spring Lift Kit - Subaru 18+ Crosstrek (TBG114033 )
$595.00
JBCB_TBG114033
Coil Springs
GrimmSpeed
Suspension
Subarus are built to be capable on and off-road vehicles from the start, but their limitations quickly become apparent once the terrain in front...