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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Out of stock
Dei - 906472 - Protective Split Sleeve 12Mm (1/2") X 10
Dei
$15.25Dei - 906472 - Protective Split Sleeve 12Mm (1/2") X 10FeaturesGlobal Trade Item Number: 607078064714Protects against abrasion, chemicals & the elementsSuperior in style & function to plastic...$15.25 -
Dei - 10408 - Cool Tape 1-1/2" X 15' Roll
Dei
$19.95Dei - 10408 - Cool Tape 1-1/2" X 15' Roll Features Global Trade Item Number: 607078104083 Flexible and super strong self-adhesive thermal insulating tape capable of protecting up to 2000 F...$19.95 -
Out of stock
Dei - 10491 - Quick Fix Tape Black (1" Wide X 12' Roll)
Dei
$15.53Dei - 10491 - Quick Fix Tape Black (1" Wide X 12' Roll)FeaturesGlobal Trade Item Number: 607078104915Bonds to itself and forms a waterproof permanent sealIdeal for emergency hose repairs, non-slip...$15.53 -
Dei - 10655 - Protective Split Sleeve 19Mm (3/4") X 10'
Dei
$24.95Dei - 10655 - Protective Split Sleeve 19Mm (3/4") X 10'FeaturesGlobal Trade Item Number: 607078064721Protects against abrasion, chemicals & the elementsSuperior in style & function to plastic...$24.95 -
Dei - 05212146 - Auxillary Fan Kit - Honda - Pioneer 1000
Dei
$246.95Dei - 05212146 - Auxillary Fan Kit - Honda - Pioneer 1000Features3” marine grade fan quickly draws down the excessive heat generated by the engine and exhaust systemThe fan is manually operated with...$246.95 -
Dei - 05212145 - Heat Control Kit - Under Seat - Honda - Pioneer 1000
Dei
$138.95Dei - 05212145 - Heat Control Kit - Under Seat - Honda - Pioneer 1000FeaturesBlocks excessive heat from the engine bayAlso blocks radiant heat in the cup holder and driver’s right leg areaLowers...$138.95 -
Dei - 05212101 - Heat Shield Kit - Slingshot
Dei
$142.95Dei - 05212101 - Heat Shield Kit - SlingshotFeaturesPrecision cut for easy fitBlock engine heat and blow back heat from the radiatorReduces engine noiseEasy to install with peel and stick...$142.95 -
Dei - 05212100 - Heat Control Kit - Razor 4 Seat
Dei
$386.95Dei - 05212100 - Heat Control Kit - Razor 4 SeatFeaturesReflects and insulates excessive heat at the source keeping it from entering the cockpitAdhesive backed, precision cut and easy to install, the...$386.95 -
Dei - 05212099 - Heat Shield Kit - Center Console - RZR 4 Seat
Dei
$160.95Dei - 05212099 - Heat Shield Kit - Center Console - RZR 4 SeatFeaturesPrecision cut for easy fitBlock engine heat and blow back heat from the radiatorReduces engine noiseEasy to install with peel and...$160.95 -
Dei - 05212098 - Heat Shield Kit - Can-Am Commander
Dei
$333.95Dei - 05212098 - Heat Shield Kit - Can-Am CommanderFeaturesPrecision cut for easy fitBlock engine heat and blow back heat from the radiatorReduces engine noiseEasy to install with peel and stick...$333.95 -
Dei - 05212096 - Heat Control Kit - Razor Trail
Dei
$535.95Dei - 05212096 - Heat Control Kit - Razor TrailFeaturesReflects and insulates excessive heat at the source keeping it from entering the cockpitAdhesive backed, precision cut and easy to install, the...$535.95 -
Out of stock
Dei - 05211892 - Heat Control Kit - Wildcat
Dei
$34.76Dei - 05211892 - Heat Control Kit - WildcatFeaturesReflects and insulates excessive heat at the source keeping it from entering the cockpitAdhesive backed, precision cut and easy to install, the kit...$34.76 -
Dei - 05211891 - Heat Control Kit - Can-Am
Dei
$116.79Dei - 05211891 - Heat Control Kit - Can-AmFeaturesReflects and insulates excessive heat at the source keeping it from entering the cockpitAdhesive backed, precision cut and easy to install, the kit...$116.79 -
Dei - 05211890 - Heat Shield Kit - Polaris
Dei
$351.77Dei - 05211890 - Heat Shield Kit - PolarisFeaturesPrecision cut for easy fitBlock engine heat and blow back heat from the radiatorReduces engine noiseEasy to install with peel and stick...$351.77 -
Out of stock
Dei - 05211889 - Heat Shield Kit - Center Console - Polaris
Dei
$139.80Dei - 05211889 - Heat Shield Kit - Center Console - PolarisFeaturesPrecision cut for easy fitBlock engine heat and blow back heat from the radiatorReduces engine noiseEasy to install with peel and...$139.80 -
Dei - 05211888 - Heat Shield Kit - Rear - Polaris
Dei
$219.31Dei - 05211888 - Heat Shield Kit - Rear - PolarisFeaturesPrecision cut for easy fitBlock engine heat and blow back heat from the radiatorReduces engine noiseEasy to install with peel and stick...$219.31 -
Dei - 05211887 - Heat Control Kit - Honda
Dei
$92.86Dei - 05211887 - Heat Control Kit - HondaFeaturesReflects and insulates excessive heat at the source keeping it from entering the cockpitAdhesive backed, precision cut and easy to install, the kit...$92.86 -
Dei - 05211886 - Heat Control Kit - Honda
Dei
$129.35Dei - 05211886 - Heat Control Kit - HondaFeaturesReflects and insulates excessive heat at the source keeping it from entering the cockpitAdhesive backed, precision cut and easy to install, the kit...$129.35 -
Dei - 05211874 - Heat Shield Kit - RZR
Dei
$19.95Dei - 05211874 - Heat Shield Kit - RZRFeaturesPrecision cut for easy fitBlock engine heat and blow back heat from the radiatorReduces engine noiseEasy to install with peel and stick systemSpecsRiding...$19.95 -
Out of stock
Dei - 05211873 - Heat Shield Kit - RZR
Dei
$121.75Dei - 05211873 - Heat Shield Kit - RZRFeaturesPrecision cut for easy fitBlock engine heat and blow back heat from the radiatorReduces engine noiseEasy to install with peel and stick...$121.75 -
Dei - 05211872 - Heat Control Kit - Can-Am
Dei
$275.05Dei - 05211872 - Heat Control Kit - Can-AmFeaturesReflects and insulates excessive heat at the source keeping it from entering the cockpitAdhesive backed, precision cut and easy to install, the kit...$275.05 -
Dei - 05211871 - Heat Control Kit - Can-Am
Dei
$254.08Dei - 05211871 - Heat Control Kit - Can-AmFeaturesReflects and insulates excessive heat at the source keeping it from entering the cockpitAdhesive backed, precision cut and easy to install, the kit...$254.08 -
Dei - 05211870 - Auxiliary Fan Kit - Honda - Pioneer 1000
Dei
$353.80Dei - 05211870 - Auxiliary Fan Kit - Honda - Pioneer 1000Features3” marine grade fan quickly draws down the excessive heat generated by the engine and exhaust systemFeatures a programmable thermostat...$353.80 -
Dei - 05211869 - Heat Control Kit - Under Seat - Honda - Pioneer 1000
Dei
$140.65Dei - 05211869 - Heat Control Kit - Under Seat - Honda - Pioneer 1000FeaturesLowers temperatures on the seat and middle plastic panelWithstands up to 1750 F direct heatInstalls under the seat base...$140.65 -
Dei - 18611848 - Heat Shield Liner Kit - Sportster S 1250 - Stock Headpipe
Dei
$74.95DEI - 18611848 - Heat Shield Liner Kit - Sportster S 1250 - Stock HeadpipeFeaturesPlatformCNC cut for a perfect fitCompletely hidden when installedDurable long-lasting materialsSimple installationNo...$74.95 -
Dei - 18611847 - Heat Shield Liner Kit - Touring - S&S Diamondback 2-into-1
Dei
$74.95DEI - 18611847 - Heat Shield Liner Kit - Touring - S&S Diamondback 2-into-1FeaturesPlatformCNC cut for a perfect fitCompletely hidden when installedDurable long-lasting materialsSimple installationNo...$74.95 -
Out of stock
Dei - 906473 - Split Wire Sleeve - 1"
Dei
$19.95Dei - 21201094 - Split Wire Sleeve - 1"FeaturesAdds a hgher level of protection compared to simple plastic tubingEasy to install with split designRated up to 375 FSpecsRiding StyleOff-RoadDiameter...$19.95 -
Dei - 906472 - Split Wire Sleeve - 1/2"
Dei
$15.95Dei - 21201092 - Split Wire Sleeve - 1/2"FeaturesAdds a hgher level of protection compared to simple plastic tubingEasy to install with split designRated up to 375 FSpecsRiding StyleATVRiding...$15.95 -
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 -
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 -
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 – 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.