Range Technology’s AFM and Start/Stop Disablers for 2007–2013 Silverado and Sierra 1500 trucks give you full-time V8 performance with zero hassle. Prevent lifter failure, improve throttle response, and eliminate unwanted engine cycling—all with a simple plug-and-play OBD-II device that leaves no footprint and requires no tuning.

Eliminate the hassle of Auto Start/Stop in your Ford or GM with the Range Start/Stop Disabler. Plug-and-play device keeps your engine running smoothly in traffic with no hesitation, no ECU changes, no warranty risk.