STREETCRAFT / CALIBRATION
Bentley Flying Spur W12 Mullener / Speed 2021 Streetcraft Tune
The Streetcraft Stage 1 — ECU Calibration for the Bentley Flying Spur W12 Mullener / Speed (2021) raises output from 626 hp / 664 lb-ft factory to 740 hp / 710 lb-ft, priced at $4,999.00. Stage 2 — ECU Calibration · Approved hardware required. option is also available for this vehicle.