2.5" to 2.75" (64mm - 70mm) Silicone Hose 90&deg; Degree Elbow Reducer Pipe Hose Made of High Quality Silicone For High Temperature and High Boost Application 3-Ply Nylon for Strong Reinforcement Withstands Operating Temperatures from -65F to 500F Degrees Fahrenheit Working Temperature -76F (-60C ) to +500F (+260C)