AFM Disabler DFM Disabler Active Fuel Management Compatible with V6 V8 GM Motors

Keeps your car in full cylinder mode all the time, no more shuddering or dropping cylinders.

Compatible with V6 / V8 General Motors (GM) active or dynamic fuel management vehicles, includes cars, trucks, and SUVs.

No installation required, simply plug into your onboard OBD-II port and it instantly begins working to eliminate the AFM/DFM system.

NOT compatible with 2019+ Silverado and Sierra models equipped with 5.3L / 6.2L motors and 10-speed transmissions.

Will not reprogrammed the factory ECU.