No purchase necessary. See official rules.
No purchase necessary. See official rules.

Burger Motorsports JB4 Tuner

Plug & play power — gains starting at 30whp/40lb-ft on a stock car!
Not for sale or use in the state of California.
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Burger Motorsports
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on orders $49 and up
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Product Details

Not for sale or use in the state of California.

The legendary Burger Motorsports JB4 module is one of the simplest and most dramatic modifications you can perform on your VW/Audi. 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 starting at 30hp and 40lb-ft. Higher octane and boost adjustment with the optional BMS Data Cable (ES3514851) or Smartphone Wireless Connect Kit (ES3514868).

The JB4 features CAN-Bus connectivity for more advanced tuning, direct AFR control, advanced safety systems for boost, air/fuel ratio, fuel trims, engine knock, boost mapping by gear for improved traction, integrated water/meth control, and much more. The unit can be used with Burger's JB4 Bluetooth Connect kit providing for full in car engine parameter display, map switching and adjustments. The JB4 can also be stacked over a flash tuning allowing for fine tuning as well as meth control with safety measures in place and full logging.

Simply put, the JB4 is as simple or as in-depth as you want it to be - a true jack of all trades.

  • Simple plug & play installation
  • Gains starting at 30 horsepower and 40lb-ft of torque
  • Can be updated and provide data logging capabilities with an additional cable

Note: For off-road racing use only. Not for sale or use in California. All buyers must sign an emissions compliance waiver prior to ordering.

This Part Fits the Following Vehicles

Make Model Submodel Engine
Volkswagen Golf VII Facelift FWD 1.4T
Volkswagen Jetta VI Sedan Facelift 1.4T
Volkswagen Jetta VII Sedan 1.4T
*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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