Over time, the factory coolant hoses in your 6.7L Ford Powerstroke can break down creating a leak. Prevent this from happening by upgrading your radiator hoses with this heavy duty silicone coolant hose kit from Mishimoto. Mishimoto coolant hoses are constructed from a combination of high-grade silicone and heat-resistant embedded fibers for an extremely durable and rugged hose. These hoses offer increased pressure and temperature tolerance over the stock rubber hoses for greater reliability and longevity. Meticulously engineered to be direct-fit, these hoses include stock style quick-disconnect fittings for a fast and pain-free installation.