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Simple Plug-In Setup
Connects to your OBD-II port in seconds—no tools, no tuning, no mechanical skills required.
Smoother, More Predictable Driving
Eliminates the hesitation, vibration, and unpredictable power delivery caused by cylinder deactivation.
Safe, Reversible Control
Unplug anytime to return to stock settings. No permanent modifications or warranty concerns.
Works on Most GM Models (2007–Present)
Fits popular Chevy, GMC, and Cadillac vehicles equipped with AFM or DFM.
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Best-SellerPart# RA010Free ShippingIn Stock
$399.95
Best-SellerRange TechnologyAFM/DFM Disabler AFM/DFM Disabler for various 2007-2022 GM models including Silverado, Sierra, Tahoe, Suburban, Escalade, Camaro, Corvette, and more...In Stock
$280.95
Best-SellerRange TechnologyDFM Module DFM Module for Refresh V8 models - 2021-2026 GM SUV and 2022.5-2026 GM 1500 TruckBackordered
Est. Ship Date: Building and shipping daily. Your order will ship as soon as possible
$264.95
Best-SellerRange TechnologyPulsar LT for 2019-2022 GM Gas Trucks Unlock full control of your GM truck with the Pulsar LT! Adjust throttle response, tire size, gear ratio, and disable AFM/DFM, no tuning or tools needed. Plug-and-play power, performance, and precision for your Silverado, Sierra, or SUV.In Stock
$649.95
Range TechnologyFactory Refurbished AFM/DFM Disabler REFURB - The Range AFM/DFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active or Dynamic Fuel Management system from dropping cylinders. *Factory Refurbished$217.95
Range TechnologyFactory Refurbished Pulsar LT for 19-22 GM 5.3/6.2L 1500 Gas Unlock full control of your GM truck with the Pulsar LT! Adjust throttle response, tire size, gear ratio, and disable AFM/DFM, no tuning or tools needed. Plug-and-play power, performance, and precision for your Silverado, Sierra, or SUV.$460.95
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AFM/DFM Disabler
Run all cylinders, all the time. The Range AFM/DFM Disabler keeps your GM V6 or V8 in full power mode, blocking Active and Dynamic Fuel Management without touching your ECU.