Get Engine Shutdown components to help protect your 2007.5-2010 Chevy/GMC 6.6L LMM Duramax from diesel engine runaway. Industries such as mining, oil refinery, forestry, mobile welding, septic removal, and refueling require vehicles to have an emergency engine shutdown systems installed. An emergency shutdown system cuts the air supply to the intake in order to safely shut down your diesel engine. Find Engine Shutdown products at XDP from brands such as Pacbrake and BD-Power.