1 our silcone hose has 2-5 ply to reinforce 2 standard color:black,blue,red 3 other color: pink,orange,purple,yellow We can offer the following silicone hose&coupler:1: Straight reducer silicone hose&coupler2: Straight hump silicone hose&coupler3: Straight radiator silicone hose 4: Silicone heater hose5: radiator silicone hose kit6: intake silicone hose kit7: turbo silicone hose kit The silicone ...