Get Engine Shutdown components to help protect your 2011-2016 Chevy/GMC 6.6L LML Duramax from diesel engine runaway. An emergency shutdown system cuts the air supply to the intake in order to safely shut down your diesel engine. Some industries including mining, oil refinery, forestry, mobile welding, septic removal, and refueling require vehicles to have an emergency engine shutdown in place. Get the Engine Shutdown products you need at XDP from brands like Pacbrake and BD-Power.