Get Engine Shutdown components to help protect your 2006-2007 Chevy/GMC 6.6L LLY/LBZ 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. Emergency shutdown systems are intended to cut the air intake supply in order to safely shut down the engine. XDP carries Engine Shutdown products from manufacturers like BD-Power and Pacbrake.