STREETCRAFT / CALIBRATION

BMW X4 35i 2015 Streetcraft Tune

The Streetcraft Stage 1 — ECU Calibration for the BMW X4 35i (2015) raises output from 306 hp / 295 lb-ft factory to 435 hp / 420 lb-ft, priced at $1,699.00. Stage 2 — ECU Calibration · Approved hardware required. and TCU Calibration · Optional options are also available for this vehicle.