Add function and style to your dirt bike by upgrading your stock hoses with the new Mishimoto Yamaha YZ450F radiator hoses. The Mishimoto Yamaha YZ450F radiator hoses are made out of high-grade silicone, combined with heat resistant embedded fibers. These custom hoses are a direct OEM fit making the perfect replacement or upgrade to the stock dirt bike hoses. All Mishimoto dirt bike radiator hoses will allow for increased pressure tolerance and provide efficient heat reduction.