X1/X2 JB4 Performance Tuner - Non-Carb Approved

Plug & play power — gain up to 40 horsepower on a stock car, 40+ horsepower on a modified car! Highest HP gains from Burger Motorsport!
Not for sale or use in the state of California.
Mfg Part #
ECS Part #
Burger Motorsports
Availability: Ships by Feb 11, 2022
Does this fit my vehicle?

Product Details

Not for sale or use in the state of California.

Having your cake and eating it too has never been so delicious. Now available at ECS Tuning, the legendary Burger Motorsports JB4 module is one of the simplest and most dramatic modifications you can perform on your BMW. Whether this is your first modification, your only modification, or the finishing touch on your build, the Burger Motorsports JB4 is exactly what you're looking for. Simple, plug-and-play installation can yield results of up to 40 wheel horsepower on stock cars - or over 40+ on heavily modified vehicles! Plus, with an additional data cable, the module can be updated, allowing you to connect your JB4 for a laptop or smart device. Simply put, the JB4 is as simple or as in-depth as you want it to be - a true jack of all trades.


  • Power gains of up to 40hp to the wheels on a stock vehicle
  • Quick Plug & Play Installation
  • CANbus integration offering unrivaled tuning features and performance
  • Runs as smoothly as stock, this is how your BMW should have come from the factory
  • Compatible with all driving modes
  • Fuel economy unchanged during normal driving
  • Compatible with JB4 Mobile for smartphone logging, tuning changes, and adjustment
  • Ethanol (E85) compatible tuning maps
  • Able to read/delete fault codes
  • Not VIN locked! Can be removed without a trace and resold down the road
  • Made in the USA
  • Free USA Shipping
  • 5-year warranty

This Part Fits the Following Vehicles

Make Model Submodel Engine
BMW F39 X2 M35i B48 2.0L
BMW F39 X2 sDrive28i B48 2.0L
BMW F39 X2 xDrive28i B48 2.0L
BMW F48 X1 sDrive28i B46 2.0L
BMW F48 X1 xDrive28i B46 2.0L
*The above product applications have been written by ECS Tuning. All warranties, product application, fitment, and performance are the responsibility of ECS Tuning. For additional information see the terms of use.


ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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