AFM Disabler, AFM DFM DOD Disabler, Active Fuel Management Disabler Compatible with GM V6 & V8, AFM Disabler 5.3 Silverado, (Chevy GMC Sierra Yukon Cadillac Escalade) 4.3L 5.3L 6.0L 6.2L

Enhanced Driving Experience -- AFM/DFM Disabler Improve engine performance by keeping your V6/V8 in full-cylinder mode at all times, delivering more power and a smoother driving experience. Preventing the Active or Dynamic Fuel Management system from dropping cylinders or more shuddering.(Disable 4 cylinder mode on your car)

Convenient to Use -- The AFM Disabler Plug and play without any tools. Simply plug it into your onboard OBD-II port, and it instantly begins working. You can insert or remove the device at any time, even while the engine is running, with no need to turn off your vehicle.

Keep Safety -- No modifications or permanent changes are made to your vehicle. Simply unplug the AFM Disabler to instantly restore it to factory settings without affecting the factory ECU, ensuring your warranty and resale value remain unaffected.

Broad Compatibility -- AFM disabler for Silverado 5.3 GMC SIERRA 1500 DENALI Chevy Tahoe Avalanche Yukon and most V6/V8 GM vehicles equipped with active or dynamic fuel management systems. NOT currently compatible with 2019+ Silverado and Sierra models equipped with 5.3L / 6.2L motors and 10-speed transmissions.

Built to Last -- Crafted from premium materials, our AFM Disabler offers long-lasting performance and reliability. Backed by dedicated customer support and a satisfaction guarantee, we’re here to help with any questions or concerns.