STREETCRAFT / CALIBRATION
BMW X3 35i 2017 Streetcraft Tune
The Streetcraft Stage 1 — ECU Calibration for the BMW X3 35i (2017) raises output from 306 hp / 295 lb-ft factory to 435 hp / 420 lb-ft, priced at $1,499.00. Stage 2 — ECU Calibration · Approved hardware required. and TCU Calibration · Optional options are also available for this vehicle.