GMC Sierra Tuners and ECU Management

Features: Disables Dynamic Fuel Management (DFM) and Engine Auto Start/Stop systems Smart inline technology integrates seamlessly with the ECM Allows a true ‘Return to Stock’ status when removed with no trace for worry free dealer services...

Features: Corrects speedometer for tire upgrades between 26 - 38 Speedometer recalibration for gear /axle swaps TPMS Options Reads and clears diagnostic trouble codes Digital Battery Voltage Display Real time Data Logging Real Time Data Monitoring...

Features: No more hesitation when restarting after stopping in traffic! Save on costly repair bills in the future by turning off Start/Stop Simply plug into your onboard OBD-II port and it instantly begins working to eliminate the Auto Start/Stop system...

Features: Range AFM/DFM Disabler keeps you in full power 100% of the time Simply plug into your onboard OBD-II port and it instantly begins working to eliminate the AFM system Disables Auto Start/Stop The Range AFM/DFM Disabler does not reprogram...

Features: Simply plug in Range into your onboard OBD-II port and it instantly begins working with your Active Fuel Management to optimize your fuel economy. Range AFM Plus optimizes your performance by better identifying your driving situations helping...

Features: Easy installation No modification required Compatible with V8 models Disables Active Fuel Management (AFM) Easily returns to factory settings The DiabloSport Sprint Module allows for maximum power and vehicle performance by disabling the...