Range Technology AFM+ Active Fuel Management for GM Color:Blue The Range Start/Stop Disabler does

The Range Start/Stop Disabler does not reprogram your factory ECU

It removes carbon deposits

including fuel injectors

5" Rise for 2

Range Technology AFM+ Active Fuel Management for GM Color:Blue The Range Start/Stop Disabler doesEnhanced Fuel Economy Active Fuel Management, available on most GM trucks and SUVs, helps lower fuel costs by enabling V8 engines to behave like four cylinder engines when cruising with light loads, while seamlessly unleashing their full muscle whenever needed. The AFM+ device allows the vehicle to run in 4 cylinder mode more often, for improvements in efficiency. Features: Simply plug in Range into your onboard OBD II port and it instantly begins