Unlock serious performance from your BMW S58 with Nforcd’s 700hp Package for the F97 X3M and F98 X4M. This bolt-on tuning bundle brings together the proven Burger Motorsports JB4, a Bluetooth CANbus flex fuel solution and your choice of high-flow intake upgrade to deliver potent results on vehicles with locked ECUs, all with straightforward plug-and-play installation.
- Burger Motorsports JB4 piggyback tuner for S58 with wireless map switching and data logging via smartphone
- Works on locked ECUs and installs without permanent modification
- Bluetooth CANbus flex fuel kit provides live ethanol content for consistent, reliable performance
- Choice of upgraded intakes to improve airflow and enhance induction sound
- Includes JB4PRO Bluetooth connectivity and free JB4PRO app for iOS and Android control
- Engineered as a powerful aftermarket upgrade package for builds targeting around 700hp
Vehicle compatibility
BMW X3M F97 2020+ including Competition
BMW X4M F98 2020+ including Competition
What’s included
- BMS JB4 tuner for BMW S58 X3M and X4M
- Bluetooth CANbus flex fuel kit for S58
- Your choice of intake upgrade:
- BMS X3M X4M S58 Performance Intake in matte black
- BMS Front Mount Silicone Performance Intakes for X3M X4M
Nforcd knows this package inside out and it has been a popular choice with our S58 customers seeking a fast, clean and reversible tuning route. Order today for a complete BMW X3M X4M performance upgrade bundle. Professional fitting is available at Nforcd in Warwickshire – request a quote via Sales@nforcd.com.



