Unlock the full potential of your 2014–2018 GM Silverado or Sierra 1500 with Range Technology’s plug-and-play modules. Designed for 5.3L and 6.2L engines, these easy-to-install devices disable AFM/DFM systems or Auto Start/Stop functions, delivering smooth power, reliable performance, and improved throttle response—all without reprogramming your ECU.

Boost MPG and save money with Range Technology AFM+. This plug-and-play module optimizes Active Fuel Management, keeping your GM truck or SUV in V4 mode up to 80% of the time without sacrificing power.