
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 - 50204 - Boom Mat™ - 12" x 12.5" - 8 Sheets
Dei
$65.95Dei - 05211882 - Boom Mat™ - 12" x 12.5" - 8 SheetsFeaturesProvides extreme noise damping for the most demanding applicationsEasy peel plastic release liner, not paper backing that tearsEnhances...$65.95 -
Dei - 050202 - Boom Mat™ - 12" x 12.5" - 4 Sheets
Dei
$37.95Dei - 05211881 - Boom Mat™ - 12" x 12.5" - 4 SheetsFeaturesProvides extreme noise damping for the most demanding applicationsEasy peel plastic release liner, not paper backing that tearsEnhances...$37.95 -
Dei - 050200 - Boom Mat™ - 12" x 12.5" - 2 Sheets
Dei
$20.95Dei - 05211880 - Boom Mat™ - 12" x 12.5" - 2 SheetsFeaturesProvides extreme noise damping for the most demanding applicationsEasy peel plastic release liner, not paper backing that tearsEnhances...$20.95 -
Dei - 050215 - Boom Mat™ Tape - Black - 20'
Dei
$31.95Dei - 05211879 - Boom Mat™ Tape - Black - 20'FeaturesMulti-purpose sound deadening material for use anywhere to help reduce road noise, sound system vibrations, rattles, dash board plastic-to-plastic...$31.95 -
Dei - 901077 - Heat Shield Liner Kit - Fits 2022-2024 RH975/S, stock
Dei
$74.95Dei - 901077 - Heat Shield Liner KitFeaturesPlatformInsulates the outer heat shield, without disturbing the looks of the bikePrecision cut to fit in-between the exhaust pipe and the heat shieldBlocks...$74.95 -
Dei - 901065 - Heat Shield Liner - Fits 2021-2022 RA1250
Dei
$83.95Dei - 901065 - Heat Shield LinerFeaturesPlatformIncreased riding comfort while maintaining the stock lookBlocks heat transfer and lowers the surface temperatures of the outer shieldReduces heat up to...$83.95 -
Dei - 901081 - Heat Shield Liner Kit - Fits 2017-2024 Touring, S&S SIdewinder 2-1
Dei
$74.95Dei - 901081 - Heat Shield Liner KitFeaturesPlatformInsulates the outer heat shield, without disturbing the looks of the bikePrecision cut to fit in-between the exhaust pipe and the heat shieldBlocks...$74.95 -
Dei - 901064 - Heat Shield Liner - Fits 2017-2024 Touring, Bassani Road Rage
Dei
$74.95Dei - 901064 - Heat Shield LinerFeaturesPlatformIncreased riding comfort while maintaining the stock lookBlocks heat transfer and lowers the surface temperatures of the outer shieldReduces heat up to...$74.95 -
Dei - 901063 - Heat Shield Liner - Fits 2017-2024 Touring, Khrome Werks Dominator
Dei
$74.95Dei - 901063 - Heat Shield LinerFeaturesPlatformIncreased riding comfort while maintaining the stock lookBlocks heat transfer and lowers the surface temperatures of the outer shieldReduces heat up to...$74.95 -
Dei - 901052 - Heat Shield Liner - Fits 2017-2024 Touring, D&D Billet Cat 2-1
Dei
$74.95Dei - 901052 - Heat Shield LinerFeaturesPlatformIncreased riding comfort while maintaining the stock lookBlocks heat transfer and lowers the surface temperatures of the outer shieldReduces heat up to...$74.95 -
Dei - 901045 - Heat Shield Liner - Fits 2017-2024 Touring, stock
Dei
$74.95Dei - 901045 - Heat Shield LinerFeaturesPlatformIncreased riding comfort while maintaining the stock lookBlocks heat transfer and lowers the surface temperatures of the outer shieldReduces heat up to...$74.95 -
Dei - 901049 - Heat Shield Liner - Fits 2012-2017 FLST/FXST, Vance & Hines Softail Duals
Dei
$74.95Dei - 901049 - Heat Shield LinerFeaturesPlatformIncreased riding comfort while maintaining the stock lookBlocks heat transfer and lowers the surface temperatures of the outer shieldReduces heat up to...$74.95 -
Dei - 901046 - Heat Shield Liner - Fits 2017-2024 Touring, Vance & Hines Power Duals
Dei
$74.95Dei - 901046 - Heat Shield LinerFeaturesPlatformIncreased riding comfort while maintaining the stock lookBlocks heat transfer and lowers the surface temperatures of the outer shieldReduces heat up to...$74.95 -
Dei - 901033 - Heat Shield Liner - Fits 2009-2016 Touring, Rinehart Slim Line Duals
Dei
$74.95Dei - 901033 - Heat Shield LinerFeaturesPlatformIncreased riding comfort while maintaining the stock lookBlocks heat transfer and lowers the surface temperatures of the outer shieldReduces heat up to...$74.95 -
Dei - 901025 - Heat Shield Liner - Fits 2009-2016 Touring, stock
Dei
$74.95Dei - 901025 - Heat Shield LinerFeaturesPlatformIncreased riding comfort while maintaining the stock lookBlocks heat transfer and lowers the surface temperatures of the outer shieldReduces heat up to...$74.95 -
Dei - 901085 - Heat Shield Liner Kit - Fits 2017-2022 Touring, Rinehart Dual Slim Head
Dei
$74.95Dei - 901085 - Heat Shield Liner KitFeaturesPlatformCNC cut for perfect fitEach piece is precision cut to fit in-between the exhaust pipe and the heat shield, blocking heat transfer and lowering the...$74.95 -
Dei - 901073 - Heat Shield Liner Kit - Fits 2009-2016 Touring, D&D Boarzilla 2-1
Dei
$74.95Dei - 901073 - Heat Shield Liner KitFeaturesPlatformCNC cut for perfect fitEach piece is precision cut to fit in-between the exhaust pipe and the heat shield, blocking heat transfer and lowering the...$74.95 -
Dei - 901074 - Heat Shield Liner Kit - Fits 2009-2016 Touring, Bassani Road Rage II and III
Dei
$74.95Dei - 901074 - Heat Shield Liner KitFeaturesPlatformCNC cut for perfect fitEach piece is precision cut to fit in-between the exhaust pipe and the heat shield, blocking heat transfer and lowering the...$74.95 -
Dei - 901072 - Heat Shield Liner Kit - Fits 2018-2023 FXBB/FXLR/FXFB/FXSL/FXLRS/FXFBS
Dei
$74.95Dei - 901072 - Heat Shield Liner KitFeaturesPlatformCNC cut for perfect fitEach piece is precision cut to fit in-between the exhaust pipe and the heat shield, blocking heat transfer and lowering the...$74.95 -
Dei - 901083 - Heat Shield Liner Kit - Fits 2009-2016 Touring, Khrome Werks Outlaw 2-1
Dei
$74.95Dei - 901083 - Heat Shield Liner KitFeaturesPlatformInsulates the outer heat shield, without disturbing the looks of the bikePrecision cut to fit in-between the exhaust pipe and the heat shieldBlocks...$74.95 -
Dei - 901080 - Heat Shield Liner Kit - Fits 2009-2016 Touring, Vance & Hines Pro Pipe
Dei
$74.95Dei - 901080 - Heat Shield Liner KitFeaturesPlatformInsulates the outer heat shield, without disturbing the looks of the bikePrecision cut to fit in-between the exhaust pipe and the heat shieldBlocks...$74.95 -
Dei - 901079 - Heat Shield Liner Kit - Fits 2018-2022 FXFB
Dei
$74.95Dei - 901079 - Heat Shield Liner KitFeaturesPlatformInsulates the outer heat shield, without disturbing the looks of the bikePrecision cut to fit in-between the exhaust pipe and the heat shieldBlocks...$74.95
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.