Mishimoto has developed a silicone coolant hose kIt'specifically for the 2005-2007 Ford 6.0L Powerstroke with twin I-beam chassis. Factory rubber hoses degrade over time and can result in a serious coolant leak and engine overheating. Protect your investment by upgrading to the Ford 6.0L Powerstroke Twin I-Beam Chassis Silicone Coolant Hose Kit. These silicone hoses are constructed from a combination of four layers of high-grade silicone and heat-resistant embedded fibers to provide the ultimate upgrade in reliability, durability, and performance. Mishimoto silicone hose kits retain factory fitment and offer increased temperature and pressure tolerance to keep your truck on the road and out of the garage. This silicone hose kit includes the Mishimoto Lifetime Warranty and is available in black, blue, or red.