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Design Engineering

Protect-A-Boot(TM) XL - 8" Silver Bulk0 In StockUPC: 607078915030Manufacturer: Design EngineeringProtect-A-Boots XL Ringless solve the problem of burning and cracking plug boots and wires from header and engine heat. Protect-A-Boots are made from a high temperature resistant glass fiber material and treated with a proprietary coating, Protect-A-Boots XL Ringless provide spark plug boot and wire protection from extreme under hood heat and helps prevent burn-through, hardening and cracking of boots. For thicker boots, like MSD or Taylor's, we recommend our Protect-A-Boot Ringless Sleeves.
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Titanium(TM) Protect-A-Sleeve - 1" ID by linear foot0 In StockUPC: 607078914835Manufacturer: Design EngineeringTitanium(TM) Protect-A-Sleeve solves the problem of burning, cracking plug wires, lines & hoses from engine & exhaust heat. DEI's Titanium Protect-A-Sleeve with LR Technology(TM) offers the best possible line sleeve protection on the market. Developed specifically for any application where extreme high heat is present, these Titanium sleeves will protect wires, lines and cables when exposed up to 1800F direct heat/2500F radiant. Developed with DEI's proprietary LR Technology, these high temperature rated sleeves provide superior thermal protection for street vehicles or race engines, protecting fuel, oil lines, spark plug and electrical wires from direct or under hood radiant heat.
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Titanium(TM) Protect-A-Sleeve - 2" ID by linear foot0 In StockUPC: 607078914828Manufacturer: Design EngineeringTitanium(TM) Protect-A-Sleeve solves the problem of burning, cracking plug wires, lines & hoses from engine & exhaust heat. DEI's Titanium Protect-A-Sleeve with LR Technology(TM) offers the best possible line sleeve protection on the market. Developed specifically for any application where extreme high heat is present, these Titanium sleeves will protect wires, lines and cables when exposed up to 1800F direct heat/2500F radiant. Developed with DEI's proprietary LR Technology, these high temperature rated sleeves provide superior thermal protection for street vehicles or race engines, protecting fuel, oil lines, spark plug and electrical wires from direct or under hood radiant heat.
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Fire Wrap 3000(TM) - 1.5" ID by linear foot0 In StockUPC: 607078914798Manufacturer: Design EngineeringFire Wrap 3000(TM) thermal insulator sleeve is constructed from the same material as DEI Fire Sleeve(TM) but with the convenience of a hook & loop edge closure design. Fire Wrap 3000(TM) provides the same top quality heat insulation and protection yet offers the added convenience of easy installation by simply wrapping around wires, cables or hoses without the need of disconnecting.
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Fire Wrap 3000(TM) - 1" ID by linear foot0 In StockUPC: 607078914781Manufacturer: Design EngineeringFire Wrap 3000(TM) thermal insulator sleeve is constructed from the same material as DEI Fire Sleeve(TM) but with the convenience of a hook & loop edge closure design. Fire Wrap 3000(TM) provides the same top quality heat insulation and protection yet offers the added convenience of easy installation by simply wrapping around wires, cables or hoses without the need of disconnecting.
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Fire Wrap 3000(TM) - 0.625" ID by linear foot0 In StockUPC: 607078914774Manufacturer: Design EngineeringFire Wrap 3000(TM) thermal insulator sleeve is constructed from the same material as DEI Fire Sleeve(TM) but with the convenience of a hook & loop edge closure design. Fire Wrap 3000(TM) provides the same top quality heat insulation and protection yet offers the added convenience of easy installation by simply wrapping around wires, cables or hoses without the need of disconnecting.
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Titanium(TM) Protect-A-Sleeve - 0.5" ID by linear foot0 In StockUPC: 607078914750Manufacturer: Design EngineeringTitanium(TM) Protect-A-Sleeve solves the problem of burning, cracking plug wires, lines & hoses from engine & exhaust heat. DEI's Titanium Protect-A-Sleeve with LR Technology(TM) offers the best possible line sleeve protection on the market. Developed specifically for any application where extreme high heat is present, these Titanium sleeves will protect wires, lines and cables when exposed up to 1800F direct heat/2500F radiant. Developed with DEI's proprietary LR Technology, these high temperature rated sleeves provide superior thermal protection for street vehicles or race engines, protecting fuel, oil lines, spark plug and electrical wires from direct or under hood radiant heat.
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Fire Sleeve(TM) - 1" ID by linear foot0 In StockUPC: 607078914743Manufacturer: Design EngineeringFire 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 oxide silicone rubber, Fire Sleeve thermal insulator sleeve provides the ultimate in heat insulation and protection from direct heat up to 500F.
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Fire Sleeve(TM) - 0.75" ID by linear foot0 In StockUPC: 607078914736Manufacturer: Design EngineeringFire 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 oxide silicone rubber, Fire Sleeve thermal insulator sleeve provides the ultimate in heat insulation and protection from direct heat up to 500F.
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Fire Sleeve(TM) - 0.625" ID by linear foot0 In StockUPC: 607078914729Manufacturer: Design EngineeringFire 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 oxide silicone rubber, Fire Sleeve thermal insulator sleeve provides the ultimate in heat insulation and protection from direct heat up to 500F.
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