Silicone Straight Hose Coupler 51mm 2" inch x 76mm Long Coupler Connector Made of High Quality Silicone For High Temperature and High Boost Application Full 4.5 mm Thickness 3-Ply Nylon for Strong Reinforcement Withstands Operating Temperatures from -65F to 500F Degrees Fahrenheit Working pressure 85 PSI / Burst pressure 245 PSI