Proprietary tune box designed specifically for the JCW GP3 to +30 Horsepower / 35 ft-lb of Torque
2X Entries For Our 25th Anniversary Sweepstakes!
Proprietary tune box designed specifically for the JCW GP3 to +30 Horsepower / 35 ft-lb of Torque
2X Entries For Our 25th Anniversary Sweepstakes!
Improve drivability and add massive power - +43 HP and +61 lb-ft TRQ (Crank); +38 HP and +57 lb-ft TRQ (Wheel)
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
07-31-2026
Plug & play power — gain up to 40 horsepower on a stock car, 40+ horsepower on a modified car! Highest HP gains from Burger Motorsport!! 300HP B48D&E engines only
Not for sale or use in the state of California.
Increase power without sacrificing reliability: Up to +38 HP/ +48 TQ gains
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-31-2026
Stylish protective waterproof case for your JB1 or JB4
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
A piggy back tuner that allows you to adjust throttle response for peak performance.
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.
2025+
Plug-and-play performance solution - Enjoy additional HP and Torque without voiding warranty!