When it comes to line and hose protection Design Engineering has you covered. With a variety of styles of sleeves like our Heat sheath, Heat Shroud, Gold and Vapor Block sleeves that reflect heat for any application. We also have a full line of insulating and abrasion protective sleeves and looms like our Easy loom, Fire sleeve and wrap to our Exo sleeves. Everything needed to keeps things cool and protected.

As low as $15.42
Able to reflect continuous heat up to 750°F while offering a quality profession look, Cool Tube Extreme™ is flexible enough to conform to tight bends and provide superior protection against extreme under hood temperatures, weather conditions...
As low as $23.92
Easy Loom™ Split Sleeves are a great solution to cleaning up and protecting old wiring, new wiring, lines hoses and more. Protective Easy Loom offers a clean, classy way to protect exposed wires, cables and hoses on trucks, SUV's and powersport...
As low as $23.54
Fire Sleeve solves the problem of heat and abrasions damaging fuel, transmission and brake lines and is a fireproof solution. Constructed from a high temperature resistant braided glass material, woven into a sleeve and heavily coated with 100% iron...
As low as $14.87
Heat Sheath™ solves the problem of heat and abrasions causing failure of lines, hoses & wires. Designed to slide over wires, cables and hoses, Heat Sheath provides the ultimate protection from extreme heat as well as chemical and oil spills,...
$50.37
Heat Shroud GOLD™ solves the problem of heat and abrasions causing failure of lines, hoses and wires without the need to disconnect them. High temperature Metalized Polyimide lamination, bonded to a robust 20oz heat treated glass fiber base...
$13.37
High performance Quick Fix Tape bonds to itself and is self-curing, forming a waterproof permanent seal. It's ideal for emergency hose repair, non-slip grip surface for tools, electrical splices and connections, serves as a temporary leak sealer, and...
As low as $18.85
Vapor Block™ solves the problem of fuel and other fluids boiling from extreme heat and causing a vapor lock situation. Prevent rough idling and difficult starting caused by vapor lock with DEI Vapor Block. Vapor Block fuel line sleeve...