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Dei

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 - 906472 - Protective Split Sleeve 12Mm (1/2") X 10

    Dei - 906472 - Protective Split Sleeve 12Mm (1/2") X 10

    Dei

    $15.25
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $15.25
    Subtotal:
  • Dei - 10408 - Cool Tape 1-1/2" X 15' Roll Dei - 10408 - Cool Tape 1-1/2" X 15' Roll

    Dei - 10408 - Cool Tape 1-1/2" X 15' Roll

    Dei

    $19.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • Out of stock
    Dei - 10491 - Quick Fix Tape Black (1" Wide X 12' Roll) Dei - 10491 - Quick Fix Tape Black (1" Wide X 12' Roll)

    Dei - 10491 - Quick Fix Tape Black (1" Wide X 12' Roll)

    Dei

    $15.53
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $15.53
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  • Dei - 10655 - Protective Split Sleeve 19Mm (3/4") X 10' Dei - 10655 - Protective Split Sleeve 19Mm (3/4") X 10'

    Dei - 10655 - Protective Split Sleeve 19Mm (3/4") X 10'

    Dei

    $24.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
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  • Dei - 05212146 - Auxillary Fan Kit - Honda - Pioneer 1000 Dei - 05212146 - Auxillary Fan Kit - Honda - Pioneer 1000

    Dei - 05212146 - Auxillary Fan Kit - Honda - Pioneer 1000

    Dei

    $246.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $246.95
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  • Dei - 05212145 - Heat Control Kit - Under Seat - Honda - Pioneer 1000

    Dei - 05212145 - Heat Control Kit - Under Seat - Honda - Pioneer 1000

    Dei

    $138.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $138.95
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  • Dei - 05212101 - Heat Shield Kit - Slingshot

    Dei - 05212101 - Heat Shield Kit - Slingshot

    Dei

    $142.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $142.95
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  • Dei - 05212100 - Heat Control Kit - Razor 4 Seat

    Dei - 05212100 - Heat Control Kit - Razor 4 Seat

    Dei

    $386.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $386.95
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  • Dei - 05212099 - Heat Shield Kit - Center Console - RZR 4 Seat

    Dei - 05212099 - Heat Shield Kit - Center Console - RZR 4 Seat

    Dei

    $160.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $160.95
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  • Dei - 05212098 - Heat Shield Kit - Can-Am Commander Dei - 05212098 - Heat Shield Kit - Can-Am Commander

    Dei - 05212098 - Heat Shield Kit - Can-Am Commander

    Dei

    $333.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $333.95
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  • Dei - 05212096 - Heat Control Kit - Razor Trail

    Dei - 05212096 - Heat Control Kit - Razor Trail

    Dei

    $535.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $535.95
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  • Out of stock
    Dei - 05211892 - Heat Control Kit - Wildcat Dei - 05211892 - Heat Control Kit - Wildcat

    Dei - 05211892 - Heat Control Kit - Wildcat

    Dei

    $34.76
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $34.76
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  • Dei - 05211891 - Heat Control Kit - Can-Am

    Dei - 05211891 - Heat Control Kit - Can-Am

    Dei

    $116.79
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $116.79
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  • Dei - 05211890 - Heat Shield Kit - Polaris

    Dei - 05211890 - Heat Shield Kit - Polaris

    Dei

    $351.77
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $351.77
    Subtotal:
  • Out of stock
    Dei - 05211889 - Heat Shield Kit - Center Console - Polaris Dei - 05211889 - Heat Shield Kit - Center Console - Polaris

    Dei - 05211889 - Heat Shield Kit - Center Console - Polaris

    Dei

    $139.80
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $139.80
    Subtotal:
  • Dei - 05211888 - Heat Shield Kit - Rear - Polaris Dei - 05211888 - Heat Shield Kit - Rear - Polaris

    Dei - 05211888 - Heat Shield Kit - Rear - Polaris

    Dei

    $219.31
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $219.31
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  • Dei - 05211887 - Heat Control Kit - Honda

    Dei - 05211887 - Heat Control Kit - Honda

    Dei

    $92.86
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $92.86
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  • Dei - 05211886 - Heat Control Kit - Honda Dei - 05211886 - Heat Control Kit - Honda

    Dei - 05211886 - Heat Control Kit - Honda

    Dei

    $129.35
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $129.35
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  • Dei - 05211874 - Heat Shield Kit - RZR

    Dei - 05211874 - Heat Shield Kit - RZR

    Dei

    $19.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • Out of stock
    Dei - 05211873 - Heat Shield Kit - RZR

    Dei - 05211873 - Heat Shield Kit - RZR

    Dei

    $121.75
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $121.75
    Subtotal:
  • Dei - 05211872 - Heat Control Kit - Can-Am Dei - 05211872 - Heat Control Kit - Can-Am

    Dei - 05211872 - Heat Control Kit - Can-Am

    Dei

    $275.05
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $275.05
    Subtotal:
  • Dei - 05211871 - Heat Control Kit - Can-Am

    Dei - 05211871 - Heat Control Kit - Can-Am

    Dei

    $254.08
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $254.08
    Subtotal:
  • Dei - 05211870 - Auxiliary Fan Kit - Honda - Pioneer 1000

    Dei - 05211870 - Auxiliary Fan Kit - Honda - Pioneer 1000

    Dei

    $353.80
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $353.80
    Subtotal:
  • Dei - 05211869 - Heat Control Kit - Under Seat - Honda - Pioneer 1000

    Dei - 05211869 - Heat Control Kit - Under Seat - Honda - Pioneer 1000

    Dei

    $140.65
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $140.65
    Subtotal:
  • DEI - 18611848 - Heat Shield Liner Kit - Sportster S 1250 - Stock Headpipe

    Dei - 18611848 - Heat Shield Liner Kit - Sportster S 1250 - Stock Headpipe

    Dei

    $74.95
    DEI - 18611848 - Heat Shield Liner Kit - Sportster S 1250 - Stock HeadpipeFeaturesPlatformCNC cut for a perfect fitCompletely hidden when installedDurable long-lasting materialsSimple installationNo...
    $74.95
    Qty in Cart: 0
    Quantity:
    Price:
    $74.95
    Subtotal:
  • DEI - 18611847 - Heat Shield Liner Kit - Touring - S&S Diamondback 2-into-1

    Dei - 18611847 - Heat Shield Liner Kit - Touring - S&S Diamondback 2-into-1

    Dei

    $74.95
    DEI - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $74.95
    Subtotal:
  • Out of stock
    Dei - 906473 - Split Wire Sleeve - 1" Dei - 906473 - Split Wire Sleeve - 1"

    Dei - 906473 - Split Wire Sleeve - 1"

    Dei

    $19.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • Dei - 906472 - Split Wire Sleeve - 1/2" Dei - 906472 - Split Wire Sleeve - 1/2"

    Dei - 906472 - Split Wire Sleeve - 1/2"

    Dei

    $15.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • Dei - 010655 - Split Wire Sleeve - 3/4" Dei - 010655 - Split Wire Sleeve - 3/4"

    Dei - 010655 - Split Wire Sleeve - 3/4"

    Dei

    $23.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $23.95
    Subtotal:
  • Dei - 95651 - Split Wire Sleeve - 5/16" Dei - 95651 - Split Wire Sleeve - 5/16"

    Dei - 95651 - Split Wire Sleeve - 5/16"

    Dei

    $14.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • Dei - 906470 - Split Wire Sleeve - 3/16" Dei - 906470 - Split Wire Sleeve - 3/16"

    Dei - 906470 - Split Wire Sleeve - 3/16"

    Dei

    $12.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $12.95
    Subtotal:
  • Dei - 010855 - Heat Shrink Tube - 1/4" x 50' Dei - 010855 - Heat Shrink Tube - 1/4" x 50'

    Dei - 010855 - Heat Shrink Tube - 1/4" x 50'

    Dei

    $112.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $112.95
    Subtotal:
  • Dei - 010854 - Heat Shrink Tube - 1/8" x 50' Dei - 010854 - Heat Shrink Tube - 1/8" x 50'

    Dei - 010854 - Heat Shrink Tube - 1/8" x 50'

    Dei

    $74.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $74.95
    Subtotal:
  • Dei - 010853 - Heat Shrink Tube - 1" x 50' Dei - 010853 - Heat Shrink Tube - 1" x 50'

    Dei - 010853 - Heat Shrink Tube - 1" x 50'

    Dei

    $261.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $261.95
    Subtotal:
  • Dei - 010851 - Heat Shrink Tube - 1/2" x 50' Dei - 010851 - Heat Shrink Tube - 1/2" x 50'

    Dei - 010851 - Heat Shrink Tube - 1/2" x 50'

    Dei

    $134.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $134.95
    Subtotal:
  • Dei - 010852 - Heat Shrink Tube - 11/16" x 50' Dei - 010852 - Heat Shrink Tube - 11/16" x 50'

    Dei - 010852 - Heat Shrink Tube - 11/16" x 50'

    Dei

    $176.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $176.95
    Subtotal:
  • Dei - 010850 - Heat Shrink Tube - 3/8" x 50' Dei - 010850 - Heat Shrink Tube - 3/8" x 50'

    Dei - 010850 - Heat Shrink Tube - 3/8" x 50'

    Dei

    $118.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $118.95
    Subtotal:
  • Dei - 010839 - Heat Shrink Tube - 3, 6, 9 mm x 4' Dei - 010839 - Heat Shrink Tube - 3, 6, 9 mm x 4'

    Dei - 010839 - Heat Shrink Tube - 3, 6, 9 mm x 4'

    Dei

    $23.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $23.95
    Subtotal:
  • Dei - 010838 - Heat Shrink Tube - 1/4" x 4' Dei - 010838 - Heat Shrink Tube - 1/4" x 4'

    Dei - 010838 - Heat Shrink Tube - 1/4" x 4'

    Dei

    $9.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Dei - 010837 - Heat Shrink Tube - 1/8" x 4' Dei - 010837 - Heat Shrink Tube - 1/8" x 4'

    Dei - 010837 - Heat Shrink Tube - 1/8" x 4'

    Dei

    $8.95
    Dei - 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
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • Total: items /

Adding your products to cart

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.