Get Engine Shutdown components to help protect your 2003-2010 Chevy/GMC Kodiak/TopKick 6.6L Duramax from diesel engine runaway. Emergency shutdown systems are designed to cut air intake supply to the engine for a quick and safe shutdown. Many industries like mining, oil refinery, forestry, mobile welding, septic removal and refueling require diesel-powered vehicles to have an emergency engine shutdown in place. XDP carries Engine Shutdown products from manufacturers like BD-Power and Pacbrake.