RA003 AFM/DFM Disabler Take back control of your vehicle's performance with the RA003 AFM/DFM Disabler — the ultimate plug-and-play solution for stabilizing GM's Active Fuel Management (AFM) and Dynamic Fuel Management (DFM) systems. Designed for GM V6 and V8 engines, this compact device helps your engine maintain full power for a smoother, more responsive driving experience.
Simply plug the RA003 device into your OBD-II port. No tools, programming, or permanent modifications required. It activates instantly and can be removed anytime to restore factory operation.
Keeps all cylinders active for consistent performance
Improves throttle response and smooths acceleration
Reduces vibration and potential AFM-related wear
No warning lights or error codes
LED status indicators for easy operation
Compatible with most GM vehicles, including:
– Chevy Silverado, Suburban, Tahoe, Avalanche
– GMC Sierra, Yukon
– Cadillac Escalade
– Chevy Camaro and other GM V6/V8 models equipped with AFM/DFM and OBD-II ports.
Does not reprogram the ECU or affect emission systems
Can be removed anytime — fully reversible
Safe for daily driving and long-term use
RA003 AFM/DFM Disabler Unit
Compact storage packaging
Reclaim your vehicle's full performance with the RA003 AFM/DFM Disabler — reliable, easy to use, and built for GM enthusiasts who demand smooth, consistent power delivery.