Take your G‑chassis BMW B46/B48 to the next level with this 350hp tuning package curated by Nforcd for UK owners. Centred around the proven Burger Motorsports JB4 piggyback tune, this straightforward bolt-on bundle delivers plug-and-play power, enhanced intake airflow and Bluetooth control without the need to unlock your ECU. A smart, value-packed upgrade path for 230i, 330i and 430i models, with wider B46/B48 fitment detailed below.
- Plug-and-play JB4 tuning with wireless control, on-the-fly map changes and data logging via the JB4PRO app
- No ECU unlock required and no permanent modifications for easy install and removal
- Optimised intake airflow with the BMS Competition Cold Air Intake
- Includes the latest JB4PRO Bluetooth Adapter and free app access
- Genuine Burger Motorsports hardware tailored for G‑chassis B46/B48 platforms
Package contents
- BMS BMW B38/B46/B48 JB4 Tuner
- JB4PRO Bluetooth Adapter with free JB4PRO app
- BMS B48 Competition Cold Air Intake for 230i 330i 430i
- BMS Oil Catch Can for G‑chassis B46/B48 BMW 230i 330i 430i
- Burger Motorsports "JB4 Tuned" License Plate Frame
- White Burger Motorsports Logo Sticker Sheet (2 pack)
- Official JB4 Logo Car Emblem/Badge
- JB4 Magnetic Air Vent Phone Mount Holder
Vehicle compatibility
- BMW 2 Series 2022‑2024 G42/G43 B46/B48 220i and 230i 2.0 petrol including xDrive and Gran Coupe
- BMW 3 Series 2019‑2024 G20/G21/G28 B46/B48 330i 2.0 petrol including xDrive
- BMW 3 Series 2019‑2024 G20/G21 B46/B48 330e 2.0 including xDrive
- BMW 3 Series 2019‑2024 G20/G21 B46/B48 320i 2.0 including xDrive
- BMW 4 Series 2021‑2024 G22/G23/G26 B46/B48 420i and 430i 2.0 including xDrive and Gran Coupe
If you have a 218i, please contact Nforcd to confirm compatibility before ordering.
Nforcd knows this BMS package well and it has proven popular with UK customers looking for a clean, reversible performance upgrade on B46/B48 models. Order yours today or speak to us for advice on the best setup for your car.
Professional fitting is available at Nforcd in Warwickshire. Request a fitting quote via Sales@nforcd.com.


