Enables precise control of aftermarket performance components like fuel pumps, meth injection kits, boost controllers, port injection kits
Enables precise control of aftermarket performance components like fuel pumps, meth injection kits, boost controllers, port injection kits
Wirelessly connect your JB4 to your phone!
For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
Remove the dead area from your throttle pedal.
Plug & play power — gain up to 100 horsepower on a stock car!
For G-Chassis Vehicles Only; Not for sale or use in California
Alter parameters and fine-tune � wirelessly!
For use with N54 JB4 systems and any JB4 manufactured prior to 2017. Please check board diagrams to properly identify your JB4 before ordering.
This product was last offered at the strikethrough price on
05-12-2026
Max gains of up to +53 HP and +55 lb-ft TRQ (Crank); +47 HP and +48 lb-ft TRQ (Wheel)
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with the N63TU3 Engine only
For 2020+ Models only with the N63TU3 Engine
This product was last offered at the strikethrough price on
07-31-2026
Stop leaving horsepower on the table and finally experience what your hot-V V8 is truly capable of
10X Entries For Our 25th Anniversary Sweepstakes!
Eliminate the delay in throttle response times with a simple XLR addition to your BMW! Allows for Bluetooth connectivy for easy App based control.
Maintain driveability and reliability while adding up to 60 HP and 45 lb/ft of torque!
A piggy back tuner that allows you to adjust throttle response for peak performance.
Upgrade From Your Outdated Batch-Fire Injector Controller!
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
Increase power without sacrificing reliability
For vehicles with model years 2013-2017
This product was last offered at the strikethrough price on
08-03-2026
The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Version 1.