S58 JB4 Tuner for 2020-Present BMW F97 X3M & F98 X4M –
- Provides significant power gains of 80whp/100wtq on pump gas and up to 150whp/175tq on higher octane or E85 mixtures
- Features unique capabilities including user-adjustable boost limiting, wastegate control, smartphone integration, ethanol fuel support, and CANbus-based diagnostic tools
- Offers quick installation and removal without the need for cutting or splicing factory wires
- Compatibility with Bluetooth 4.0 iOS/Android devices and Windows laptops for data recording, analysis, map changes, and firmware updates
- Preloaded with custom JB4 tuning software and up to 8 maps for different fuel and modification levels
- Allows reading/deleting fault codes and viewing/recording up to 40 gauges/engine parameters in real-time with the JB4 app
- Quick Plug & Play installation with CANbus OBDII integration, providing improved performance over non-integrated chip tunes
- Not VIN locked, can be transferred between vehicles, and includes durable JB4 billet aluminum enclosure, made in the USA, with 5-year warranty
– R 18400