AFM/DFM DISABLER: Plug-in device that disables Active Fuel Management and Dynamic Fuel Management on compatible GM V6 & V8 engines.
ENGINE PROTECTION: Keeps all cylinders firing at full capacity, helping to reduce engine wear associated with AFM/DFM cylinder deactivation systems.
WIDE COMPATIBILITY: Compatible with Chevy Silverado GMC Sierra GMC Yukon Cadillac Escalade Buick Pontiac Saturn Isuzu Suzuki and more GM vehicles.
EASY INSTALLATION: Simply plug the device into your vehicle's OBD2 port for a quick, tool-free setup with no programming or tuning required.
COMPATIBILITY NOTE: Not compatible with 2019 and newer Silverado/Sierra models with 5.3L or 3.6L engines paired with 10-speed transmissions, or 2022+ updated truck/SUV models.
AFM/DFM Disable Device (Active Fuel Management AFM Disabler) Active Fuel Management Disabler Compatible with GM V6 V8 AFM Disabler 5.3 Silverado 4.3L 5.3L 6.0L 6.2L Kind Reminder: If you're not using your vehicle regularly or if it's going to be parked for several days, it's recommended to disconnect the AFM Disabler. This is to prevent any potential battery drain that might occur in certain situations.