HPS 3-1/2" - 4-1/4" (89mm - 108mm), High Temp 4-ply Reinforced 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 Polyester
Hose Inside Diameter: 3.5" - 4.25" (89mm - 108mm)
Hose Outside Diameter: 3.9" - 4.65" (99mm - 118mm)
Available Length: 5"
Wall Thickness: 5mm +/- 0.5mm
Color: Black or Blue
UV and ozone resistant

Remark: Silicone hose is compatible with water or anti-freeze such as coolant.
However, silicone hose is NOT compatible with fuel or oil.