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Wirelessly connect and control your JB4 with your phone or tablet!  The JB4 Connect Kit (Rev 3.7) allows your Bluetooth 4.0 compatible iOS and Andr...

Wirelessly connect and control your JB4 with your phone! For use with older JB4 tuners with the square case.  The JB4 Connect Kit (Rev 3.7) allows...

Burger Motorsports JB4 Tuner suits BMW B38/B46/B48/B58 Power gains of up to 100hp on a stock vehicle without the risks of flashing! The JB4 is the...

Burger Motorsports JB4 Tuner suits BMW M2 G87 M3 G80 G81 M4 G82 G83 Gains are 80whp/100wtq on pump gas and up to 150whp/175tq on higher octane or ...

Note: Refer to image to determine version and fitment prior to purchasing. JB4 Group 9 Power gains start at 50whp and 65ft lbs on 91AKI/95Ron Th...

Power gains of up to 100hp on a stock vehicle without the risks of flashing! The JB4 is the most advanced and highly featured tuning system avail...

Burger Motorsports JB4 Tuner suits MINI B38/B46/B48 Ready to take your MINI B38/B46/B48/B58 turbo to the next level? The JB4 is the most advanced ...

Burger Motorsports JB4 Tuner suits N55 BMW F-Series Power gains of up to 80hp on a stock vehicle without the risks of flashing! Ready to take your...

Burger Motorsports JB4 Tuner suits BMW M5 F90 M8 F91 X5M F95 X6M F96 Power gains of up to 80hp and 100tq to the wheels on a stock vehicle without ...

Power gains of up to 100hp and 140tq to the wheels on a stock vehicle The JB4 Tuner includes CANbus, full data logging, multiple performance maps,...

Group 1: VW EA888 MQB Gen3 2.0T for 280hp, 293hp and 300hpJB1 Stage 1 Group 1 The Stage 1 is a true user adjustable plug and play solution for all...

This quick install plug and play tuner connects to easy to reach plugs on top of the engine and safely increases turbocharger output by 3-6psi pro...

Power gains of up to 30whp and 40wtq to the wheels on a stock vehicle without the risks associated with flashing! The JB4 is a plug and play perfo...

Power gains of up to 40hp to the wheels on a stock vehicle The JB4 is the most advanced and highly featured tuning system available for your 2017+ ...