Dei
DEI (Design Engineering, Inc.) specializes in advanced thermal protection for motorcycles, UTVs and performance vehicles. Their heat shield kits, exhaust wraps and wiring protection products are engineered to reduce cabin heat, prevent component damage and improve long-term reliability. Riders rely on DEI to manage extreme temperatures in off-road, high-output and high-vibration environments. With solutions designed for popular platforms like Polaris, Honda, Can-Am and Slingshot, DEI provides dependable heat control for real-world riding conditions.
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Dei - 010655 - Split Wire Sleeve - 3/4"
Dei
$23.95Dei - 21201093 - Split Wire Sleeve - 3/4"FeaturesAdds a hgher level of protection compared to simple plastic tubingEasy to install with split designRated up to 375 FSpecsRiding...$23.95 -
Out of stock
Dei - 95651 - Split Wire Sleeve - 5/16"
Dei
$14.95Dei - 21201091 - Split Wire Sleeve - 5/16"FeaturesAdds a hgher level of protection compared to simple plastic tubingEasy to install with split designRated up to 375 FSpecsDiameter Metric7.9 mm...$14.95 -
Dei - 906470 - Split Wire Sleeve - 3/16"
Dei
$12.95Dei - 21201090 - Split Wire Sleeve - 3/16"FeaturesAdds a hgher level of protection compared to simple plastic tubingEasy to install with split designRated up to 375 FSpecsColor/FinishBlackRiding...$12.95 -
Dei - 010855 - Heat Shrink Tube - 1/4" x 50'
Dei
$112.95Dei - 21201089 - Heat Shrink Tube - 1/4" x 50'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$112.95 -
Out of stock
Dei - 010854 - Heat Shrink Tube - 1/8" x 50'
Dei
$74.95Dei - 21201088 - Heat Shrink Tube - 1/8" x 50'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$74.95 -
Dei - 010853 - Heat Shrink Tube - 1" x 50'
Dei
$261.95Dei - 21201087 - Heat Shrink Tube - 1" x 50'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$261.95 -
Dei - 010851 - Heat Shrink Tube - 1/2" x 50'
Dei
$134.95Dei - 21201085 - Heat Shrink Tube - 1/2" x 50'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$134.95 -
Dei - 010852 - Heat Shrink Tube - 11/16" x 50'
Dei
$176.95Dei - 21201086 - Heat Shrink Tube - 11/16" x 50'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$176.95 -
Dei - 010850 - Heat Shrink Tube - 3/8" x 50'
Dei
$118.95Dei - 21201084 - Heat Shrink Tube - 3/8" x 50'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$118.95 -
Dei - 010839 - Heat Shrink Tube - 3, 6, 9 mm x 4'
Dei
$23.95Dei - 21201083 - Heat Shrink Tube - 3, 6, 9 mm x 4'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$23.95 -
Dei - 010838 - Heat Shrink Tube - 1/4" x 4'
Dei
$9.95Dei - 21201082 - Heat Shrink Tube - 1/4" x 4'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$9.95 -
Dei - 010837 - Heat Shrink Tube - 1/8" x 4'
Dei
$8.95Dei - 21201081 - Heat Shrink Tube - 1/8" x 4'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$8.95 -
Dei - 010836 - Heat Shrink Tube - 9, 12, 18, 24 mm
Dei
$32.95Dei - 21201080 - Heat Shrink Tube - 9, 12, 18, 24 mmFeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the...$32.95 -
Dei - 010835 - Heat Shrink Tube - 1" x 4'
Dei
$19.95Dei - 21201079 - Heat Shrink Tube - 1" x 4'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$19.95 -
Dei - 010834 - Heat Shrink Tube - 11/16" x 4'
Dei
$14.95Dei - 21201078 - Heat Shrink Tube - 11/16" x 4'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$14.95 -
Dei - 010833 - Heat Shrink Tube - 1/2" x 4'
Dei
$12.95Dei - 21201077 - Heat Shrink Tube - 1/2" x 4'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$12.95 -
Dei - 010832 - Heat Shrink Tube - 3/8" x 4'
Dei
$11.95Dei - 21201076 - Heat Shrink Tube - 3/8" x 4'FeaturesOver expanding tubing shrinks down to 33% of it’s original diameter for a snug water-tight protective seal without a reduction in the tube's...$11.95 -
Out of stock
Dei - 010201 - Exhaust Tie
Dei
$14.95Dei - 18611545 - Exhaust TieFeaturesPerfect for multiple uses, including bundling wires and hosesSimply slide end into locking mechanism and pull tightCan withstand up to 2500 F100lb tensile...$14.95 -
Out of stock
Dei - 901067 - Universal Heat Shield Liner - Small
Dei
$42.95Dei - 901067 - Universal Heat Shield Liner - SmallFeaturesPlatformIncludes a sheet of dimpled aluminum, insulation, and template making feltEasy to install, with no permanent modifications...$42.95 -
Dei - 901053 - Universal Heat Shield Liner - Large
Dei
$77.95Dei - 901053 - Universal Heat Shield Liner - LargeFeaturesPlatformIncludes a sheet of dimpled aluminum, insulation, and template making feltEasy to install, with no permanent modifications...$77.95 -
Out of stock
Dei - 902453 - Flexible Heat Shield - 4" x 8"
Dei
$55.95Dei - 18611568 - Flexible Heat Shield - 4" x 8"FeaturesInside materials are made of a specially treated, high temperature resistant fabric (89% silica) designed to withstand serious exhaust heatOuter...$55.95 -
Out of stock
Dei - 902454 - Flexible Heat Shield - 4" x 12"
Dei
$51.95Dei - 18611569 - Flexible Heat Shield - 4" x 12"FeaturesInside materials are made of a specially treated, high temperature resistant fabric (89% silica) designed to withstand serious exhaust...$51.95 -
Out of stock
Dei - 010452 - Flexible Heat Shield - 6" x 36"
Dei
$47.95Dei - 010452 - Flexible Heat Shield - 6" x 36"FeaturesPlatformA flexible heat shield solution that looks great and outperforms other conventional heat shields available todayInside materials are made...$47.95 -
Dei - 010451 - Flexible Heat Shield - 6" x 24"
Dei
$75.95Dei - 18611566 - Flexible Heat Shield - 6" x 24"FeaturesInside materials are made of a specially treated, high temperature resistant fabric (89% silica) designed to withstand serious exhaust...$75.95 -
Dei - 010450 - Flexible Heat Shield - 6" x 12"
Dei
$65.57Dei - 18611565 - Flexible Heat Shield - 6" x 12"FeaturesInside materials are made of a specially treated, high temperature resistant fabric (89% silica) designed to withstand serious exhaust...$65.57 -
Out of stock
Dei - 902455 - Flexible Heat Shield - 4" x 8"
Dei
$54.95Dei - 18611564 - Flexible Heat Shield - 4" x 8"FeaturesInside materials are made of a specially treated, high temperature resistant fabric (89% silica) designed to withstand serious exhaust heatOuter...$54.95 -
Dei - 902462 - Custom Heat Shield - 4" x 8"
Dei
$87.95Dei - 18611563 - Custom Heat Shield - 4" x 8"FeaturesProtection up to 1350 FRiveted standoffs create cooling air barrierOutperforms glass fiber and metal shieldsFlexible and easy to installMade in...$87.95 -
Dei - 902457 - Custom Heat Shield - 3-1/2" x 6-1/2"
Dei
$58.95Dei - 18611558 - Custom Heat Shield - 3-1/2" x 6-1/2"FeaturesProtection up to 1350 FRiveted standoffs create cooling air barrierOutperforms glass fiber and metal shieldsFlexible and easy to...$58.95 -
Out of stock
Dei - 902461 - Custom Heat Shield - 3-1/2" x 6-1/2"
Dei
$81.95Dei - 18611562 - Custom Heat Shield - 3-1/2" x 6-1/2"FeaturesProtection up to 1350 FRiveted standoffs create cooling air barrierOutperforms glass fiber and metal shieldsFlexible and easy to...$81.95 -
Dei - 902460 - Custom Heat Shield - 4" x 8"
Dei
$62.95Dei - 18611561 - Custom Heat Shield - 4" x 8"FeaturesProtection up to 1350 FRiveted standoffs create cooling air barrierOutperforms glass fiber and metal shieldsFlexible and easy to installMade in...$62.95 -
Dei - 902458 - Custom Heat Shield - 3-1/2" x 6"
Dei
$57.95Dei - 18611559 - Custom Heat Shield - 3-1/2" x 6"FeaturesProtection up to 1350 FRiveted standoffs create cooling air barrierOutperforms glass fiber and metal shieldsFlexible and easy to installMade...$57.95 -
Out of stock
Dei - 902459 - Custom Heat Shield - 4" x 8"
Dei
$70.95Dei - 18611560 - Custom Heat Shield - 4" x 8"FeaturesProtection up to 1350 FRiveted standoffs create cooling air barrierOutperforms glass fiber and metal shieldsFlexible and easy to installMade in...$70.95 -
Out of stock
Dei - 901332 - Exhaust Wrap Kit - Tan Wrap w/ White HT Silicone™ Coating
Dei
$58.95Dei - 18611556 - Exhaust Wrap Kit - Tan Wrap w/ White HT Silicone™ CoatingFeaturesMade in the U.S.A.SpecsMaterialHT Silicone™Riding StyleStreetWidth Imperial2''Product NameWrapRiding...$58.95 -
Dei - 010213 - Positive Locking Ties - 1/2" x 20" - Stainless Steel
Dei
$29.95Dei - 18611553 - Positive Locking Ties - 1/2" x 20" - Stainless SteelFeaturesPerfect for securing exhaust wrap or any place a high-strength tie is neededUV and corrosion resistantMade from 316...$29.95 -
Dei - 010212 - Positive Locking Ties - 1/2" x 14" - Stainless Steel
Dei
$8.95Dei - 18611552 - Positive Locking Ties - 1/2" x 14" - Stainless SteelFeaturesPerfect for securing exhaust wrap or any place a high-strength tie is neededUV and corrosion resistantMade from 316...$8.95 -
Dei - 010211 - Positive Locking Ties - 1/2" x 9" - Stainless Steel
Dei
$16.95Dei - 18611551 - Positive Locking Ties - 1/2" x 9" - Stainless SteelFeaturesPerfect for securing exhaust wrap or any place a high-strength tie is neededUV and corrosion resistantMade from 316...$16.95 -
Dei - 010209 - Positive Locking Ties - 1/4" x 14" - Stainless Steel
Dei
$8.95Dei - 18611549 - Positive Locking Ties - 1/4" x 14" - Stainless SteelFeaturesPerfect for securing exhaust wrap or any place a high-strength tie is neededUV and corrosion resistantMade from 316...$8.95 -
Dei - 010208 - Positive Locking Ties - 1/4" x 9" - Stainless Steel
Dei
$14.95Dei - 18611548 - Positive Locking Ties - 1/4" x 9" - Stainless SteelFeaturesPerfect for securing exhaust wrap or any place a high-strength tie is neededUV and corrosion resistantMade from 316...$14.95 -
Dei - 010203 - Exhaust Tie
Dei
$25.95Dei - 18611547 - Exhaust TieFeaturesPerfect for multiple uses, including bundling wires and hosesSimply slide end into locking mechanism and pull tightCan withstand up to 2500 F100lb tensile...$25.95 -
Dei - 010202 - Exhaust Tie
Dei
$8.95Dei - 18611546 - Exhaust TieFeaturesPerfect for multiple uses, including bundling wires and hosesSimply slide end into locking mechanism and pull tightCan withstand up to 2500 F100lb tensile...$8.95
DEI – Heat Shields, Exhaust Wraps and Thermal Protection Solutions
DEI is a leading innovator in thermal management, offering a wide range of heat control products built to handle the intense temperatures generated by modern powersports machines. Their lineup includes model-specific heat shield kits for vehicles such as the Polaris RZR, Honda Pioneer and Can-Am Commander, designed to reduce cabin heat, protect plastics and prevent heat soak during long rides. These kits deliver practical, real-world improvements that riders immediately notice on trails, dunes and technical terrain.
The brand also excels in performance insulation, including exhaust wrap kits that retain heat inside the exhaust system for improved efficiency. DEI’s vapor block sleeves, split wire sleeves and heat shrink tubing provide essential protection for wiring, fuel lines, and critical components exposed to high-temperature engine zones. These products deliver reliable heat protection and improved vehicle performance, helping riders stay comfortable and safeguard components in extreme conditions.
From flexible heat barriers to universal liner kits, DEI’s products are engineered to withstand extreme temperature cycles, harsh vibrations and off-road abuse. Whether a rider is insulating a center console, reducing footwell heat or protecting wiring harnesses, DEI offers durable solutions trusted across UTV, ATV, motorcycle and automotive applications. With decades of expertise, the brand remains a top choice for measurable heat reduction, improved comfort and dependable component protection.