Silicone Radiator Hose Coolant Kit For Kawasaki Ninja 650R/ER-6F/ER-6N 2004-2008 Black Made of High Quality Silicone For High Temperature and High Boost Application 3-Ply Nylon for Strong Reinforcement and Full 4.5mm Thickness Withstands Operating Temperatures from -65F to 500F Degrees Fahrenheit Working pressure 85 PSI / Burst pressure 245 PSI