Get up to +75 hp and +105 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
Get up to +75 hp and +105 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Unlock additional power and performance with the JB4 tuner
Plug & play power — gain up to 60 horsepower on a stock car, 100+ horsepower on a modified car!
Not for sale or use in the state of California.
Plug & play power — gain up to 50 horsepower on a stock car, 100+ horsepower on a modified car!
For vehicles with pneumatic waste gate; not for sale or use in the state of California.
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
Increase power without sacrificing reliability
Add up to 40hp and 80lbs/ft. torque to your N55 today!
This product was last offered at the strikethrough price on
09-01-2026
Maintain driveability and reliability while adding up to 40 HP and 55 lb/ft of torque! For 2011 to early 2012 vehicles.
Not for sale or use in the state of California.
For 2011 to early 2012 vehicles with type A TMAP harness only!
Maintain driveability and reliability while adding up to 40 HP and 55 lb/ft of torque! For 2014 and newer vehicles.
Not for sale or use in the state of California.
For 2014 and newer vehicles with type B TMAP harness only!
Get up to +63 hp and +88 lb-ft through a safe and easy to use tuning module from RaceChip *Open Box - New Product*
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
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.
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
Get up to +51 hp and +70 lb-ft through a safe and easy to use tuning module from RaceChip