Straight Silicone Hose Reducer, Black-Red INSODE DIAMETER 3" - 3.5" or 76 mm to 89 mm LENTGH. 3 inch or 76 mm Thickness of WalL. 5 mm, 4 ply reinforced Size Tolerance. +/- 0.5 mm Bursting Pressure. 2 Mpa Working Pressure. 0.3 Mpa (43.5 PSI) to 0.9 Mpa (130.5 PSI) Working Temperature. -76°F (-60°C ) to +500°F (+260°C) Application Universal,such as Custom Turbo, Supercharger charge piping set up, custom compressor, inlet for turbocharged and supercharged cars, vehicles, boats etc. or T-bolt Clamps: Material: Material: 301 stainless steel