Range AFM/DFM Disabler for V6 and V8 GM Vehicles

Range AFM/DFM Disabler for V6 and V8 GM Vehicles

Regular price $429.99
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GM Vehicles Only! (Others coming soon)

The AFM/DFM Disabler is NOT currently compatible with 2019+ 6.2L 10-speed Silverado and Sierra models.

All Cylinders. All the time.
The Range AFM/DFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active and Dynamic Fuel Management systems from dropping cylinders.

Our patented technology is the only product that will disable Active or Dynamic Fuel Management without reprogramming the factory ECU. Full power delivery all the time without factory warranty concerns. CARB testing process in progress!



Simply plug into your onboard OBD-II port and it
instantly begins working to eliminate the AFM/DFM system.

  • No tools needed
  • Remove to uninstall
  • All-Terrain The power and control you need in any situation.
    • Bad weather
    • Off road
    • Carrying heavy loads

Safe & Reversible

  • The Range AFM/DFM Disabler does not reprogram your factory ECU.

  • Leaves no trace. Unplug it to return to factory settings
  • Fits all V6 and V8 General Motors (GM) active/dynamic fuel management
     (AFM/DFM) vehicles, includes cars, trucks, and SUVs.