bootmod3 N55 tune licence for BMW F-series N55 models (M135i, M235i, 335i, 435i, 535i, ActiveHybrid 3, 640i, 740i, X3, X4, X4 M40i, X5, X6, M2). Cloud-based flash tuning over the OBD port with the bootmod3 mobile app (iOS / Android) and web interface; one off-the-shelf (OTS) map included with the purchase, plus any maps labelled "FREE". Includes datalogging, Live Dash gauges, reading and clearing fault codes in all modules, resetting learned adaptations, and reverting to the stock map and re-locking the DME. Custom tuning through the built-in map editor or a tuner from the bootmod3 Tuner Directory. CustomROM features: map switching on the fly with the steering-wheel cruise buttons (4 maps), flex-fuel tuning, anti-lag, map editor with close to 5000 tables and in-dash ethanol display.