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

Burger Motorsports JB4 Tuner

Features CAN-Bus connectivity for more advanced tuning — gain up to 50hp/70lb-ft on a stock car, 75hp/90lb-ft on a modified car
Not for sale or use in the state of California.
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Burger Motorsports
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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 of up to 50hp and 70lb-ft with 91 octane and 4.0psi boost over stock on the default setting. Gains of up to 75 horsepower and 90lb-ft of torque can be achieved with bolt on modifications, 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. Support is also provided for the IS20 turbo upgrade providing for outputs past the 300hp level.

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 of up to 75 horsepower and 90lb-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.

Previous Revisions
  • jb4-mlb-2.0

This Part Fits the Following Vehicles

Make Model Submodel Engine
Audi B9 A4 FWD 2.0T
Audi B9 A4 Quattro 2.0T
Audi B9 A5 Quattro 2.0T
Audi B9 A5 Quattro 2.0T Sportback
Audi B9 Allroad Quattro 2.0T
Audi B9 Q5 Quattro 2.0T
Porsche Macan Base L4 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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