S55 JB4 Tuner for 2015-2020 BMW M3/M4/M2C –
- Gains up to 80whp/100tq on pump gas and up to 120whp/140wtq on higher octane or E85 mixtures
- Features user-adjustable 1st and 2nd gear boost limiting, map switching in-dash, and electronic wastegate control
- Compatible with factory, competition package, off-the-shelf, and custom-tuned flash maps
- Offers Bluetooth connectivity to iOS, Android devices, and Windows laptops for data recording and updates
- Preloaded with up to 8 maps for various fuel and modification levels
- Provides real-time monitoring of up to 40 gauges/engine parameters through the JB4 app
- Ensures quick plug & play installation without the need for splicing or cutting factory wires
- Includes a 5-year warranty, free USA shipping, and is not VIN locked for ease of removal and resale
– R 13800