Product Characteristics:Suitable for automotive vacuum pipelines, windshield cleaning fluid vacuum hoses, turbochargers, intake components, etc.Material:Made of High Temp Reinforced Silicone, No irritating odor, High heat resistance and No Collapse.Easy Installation:This silicone vacuum tube is easy to use, you can easily cut it into the appropriate length according to your use requirements, convenient for you to replace the old hoses.Specification: Type: Vacuum Hose Color: Blue Material: Silicone Inner Diameter: 4mm / 0.16", 6mm / 0.24", 8mm / 0.31", 12mm / 0.47" Outer Diameter: 9mm / 0.35", 11mm / 0.43", 13mm / 0.51", 17mm / 0.67" Tube Length: 210cm / 6.6Ft Wall Thickness: 2.5mm / 0.10" Info: Working Pressure: 43PSI. Burst Pressure: 100PSI (high temperature),130PSI (room temperature). Temperature range: -40°F to 428°F (-40°C to 220°C). Note:It must be under the rated working pressure and temperature, if you want to keep this Silicone tube in a long term service life.Package List:4 Pcs Silicone Hose Tube, 113(+/-2%) Pcs Vacuum Connectors