Description: At HD Tuning we do not just change ignition timing and air fuel ratios, we go much deeper in the file to find hidden power in the form of "torque limits." Torque limits are how modern ECU's limit power and efficiency.
bmw tuning (47) ecu tuning (35) software tuning (3) ferrari tuning (2) hd tuning (1) mercedes ecu tuning (1) chip software tuning (1)
Once we've provided you with a quote and custom tune information, schedule an appointment* to come in and get your tune!
Enjoy your new performance upgrade! Feel free to share your videos with us using #hdtuning
**Not all vehicles are eligible to mail in ECU.