S55 JB4 Tuner for 2015-2020 BMW M3/M4/M2C

JB4 Features & Benefits • Gains are 80whp/100tq on pump gas and up to 120whp/140wtq on higher octane or E85 mixtures.• Improves 0-60 times and 1/4 mile times• Preloaded with custom JB4 BMW tuning software and up to 8 maps for various fuel and modification levels• Ethanol (E85) compatible tuning maps• Able to read/delete fault codes• View and record up to 40 different gauges/engine parameters in real-time with the JB4 app.• Boost by gear in 1st, 2nd, and 3rd can be controlled via the JB4 app for a perfect launch• Compatible with JB4 Mobile for smartphone logging, tuning changes, and adjustment• The JB4 offers a lot more performance, functionality, and safety than your average performance chip• Quick Plug & Play Installation• CANbus OBDII integration offering unrivaled tuning features and performance• Improved performance over non-integrated chip tunes• Runs as smoothly as stock, this is how your vehicle should have come from the factory• Compatible with all driving modes• Fuel e