HPS HTSC-175-L4-BLK Silicone High Temperature 4-ply Reinforced Straight Coupler Hose, 100 PSI Maximum Pressure, 4" Length, 1-3/4" ID, Black 043909543339 It is invisible until it

It is invisible until it reacts with water

Sold in Sets of 4

Additional embed ability makes it a good choice for older engines

Two inside straps to secure your machine

HPS HTSC-175-L4-BLK Silicone High Temperature 4-ply Reinforced Straight Coupler Hose, 100 PSI Maximum Pressure, 4" Length, 1-3/4" ID, Black 043909543339 It is invisible until itBrand HPS Model HTSC 175 L4 BLK Color Black Made of High Temp 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; Inside Diameter: 1