Take Control and Transform Your Drive. Our AFM/DFM Disabler is the ultimate plug-and-play solution for GM V8 and V6 engines, including the popular Chevrolet Silverado 1500 5.3L (2010-2018). By permanently disabling the factory Active Fuel Management (AFM) or Dynamic Fuel Management (DFM) system, it ensures your engine operates in full-cylinder mode at all times. Experience a significant boost in power, smoother acceleration, and enhanced responsiveness. This device is a superior alternative to complex solutions like a DOD delete 5.3 kit. It works instantly—simply plug it into your vehicle's OBD-II port. The AFM/DFM disabler does not reprogram your factory ECU; unplug it to instantly revert to stock settings. It's the perfect AFM delete Chevy 5.3 kit replacement without permanent modification. Ensure compatibility: this AFM disabler 5.3 Silverado unit is NOT compatible with 2019+ models with 5.3L/3.6L engines and 10-speed transmissions or 2022+ refresh trucks/SUVs. It is compatible with Chevrolet, GMC, Cadillac, Buick, and other GM brands. Package includes: 1x AFM/DFM Disabler Module. Enjoy a 2-year warranty and dedicated customer support for complete peace of mind.