Pro Factory Colored Silicone Hose Kits; Designed for high-speed & performance of todays top pro’s Pro Factory radiator high quality hoses are manufactured from pure silicone with extensive polyester reinforcement and can withstand temperatures of up to 420 degrees Fahrenheit and will not collapse under extreme heat. Unlike factory hoses, Pro Factory silicone radiator hoses resist ozone and UV deterioration and are far more puncture resistant than your average cooling system's hoses. And with a smoother, slicker inner diameter, coolant flow is highly increased. This means, your coolant remains potentially cooler and is less prone to overheating. And because your motocross bike engine operates in a cooler environment, the temperatures remain optimal for peak torque and horsepower plus with the Pro Factory Hose kits are lighter then most. This is the reason we have long chosen Pro Factory coolant hoses for every race bike we have built. Check us out to Save You Money! http://stores.shop.ebay.com/Check-the-Store__W0QQ_armrsZ1