Add function and style to your ATV by upgrading your stock hoses with the new Mishimoto Yamaha YFM660 Raptor radiator hoses. The Mishimoto Yamaha YFM660 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 ATV hoses. All Mishimoto silicone radiator hoses will allow for increased pressure tolerance and provide efficient heat reduction.