Life cycle of a plant diagram Premium Vector HPS 1" 1.25" ID, 4" Long, High Temp 4 ply Reinforced Silicone Reducer Coupler Hose Black (25mm 32mm ID, 102mm Length). Key Features Made of High Temperature 4 ply Reinforced Silicone Meet and exceed SAEJ20 industry standards, ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications Great for marine and industrial use, custom turbo or intercooler piping fabrication, DIY intake or radiator cooling system UV and ozone resistant Silicone hose is NOT compatible with fuel or oil HPS 1" 1 1 4" (25mm 32mm), 4" Long High Temp 4 ply Reinforced Black Silicone Reducer Coupler Hose meet and exceed SAEJ20 industry standards, ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications. HPS performance silicone Reducer Coupler Hose is designed and engineerd to meet high performance requirements specified in various industry standards, therefore make it great for marine and industrial use, custom turbo or intercooler piping fabrication, DIY intake or radiator cooling system. Technical Specification: Product Type: Silicone Reducer Coupler Hose. Temperature Range: 65 deg. F to + 350 deg. F (177 deg. C). Reinforced Layer: 4 ply. Hose Inside Diameter: 1" 1. 25" (25mm 32mm). Hose Outside Diameter: 1. 38" 1. 65" (35mm 42mm). Hose Length: 4". Wall Thickness: 4. 5mm (+ 0. 5mm). Color: Black. UV and ozone resistant. Remark: Silicone hose is NOT compatible with fuel or oil.