DEI

225 products
Close filters
225 products
DEI Under Hood Thermal Acoustic Lining 32in x 54in - 12 sq ft - Retail Packaging
REGULAR STOCK
SALE
SOLD OUT
DEI
$71.80
$104.48

DEI Under Hood Thermal Acoustic Lining 32in x 54in - 12 sq..

DEI's Under Hood Thermal Acoustic Lining was designed primarily for automotive engine compartments as a way to greatly reduce heat and noise with a simple and easy peel and stick application. Extreme engine heat and noise often is a problem with today's modified vehicles packed with high performance components. Made..
MPN:
DEI Wastegate Shield - Turbosmart 40mm to 45mm - Onyx
REGULAR STOCK
SALE
DEI
$136.11
$198.05

DEI Wastegate Shield - Turbosmart 40mm to 45mm - Onyx

We incorporated all our experience to build the absolute best turbo shield on the market, and we used that same experience to build the best Wastegate Heat Shields. By developing advanced textiles and diving deep into what is needed to control turbo heat, we developed the our Wastegate Heat Shields...
MPN:
DEI 18-23 Jeep Wrangler JL 4-Door Boom Mat Headliner - 9 Piece - White
REGULAR STOCK
SALE
DEI
$302.03
$439.49

DEI 18-23 Jeep Wrangler JL 4-Door Boom Mat Headliner - 9 P..

Riding in a Jeep(R) is great fun except for the truck's propensity for interior noise that makes it difficult to engage in conversations or even enjoy vehicle audio systems. Now there is an easy solution. Boom Mat's new Jeep(R) Wrangler Sound Deadening HeadLiner provides a simple pre-shaped peel and stick..
MPN:
DEI 17-22 Harley Davidson FLH/FLT/FLR Heat Shield Liner Kit
REGULAR STOCK
SALE
DEI
$51.77
$75.32

DEI 17-22 Harley Davidson FLH/FLT/FLR Heat Shield Liner Kit

Increased riding comfort while maintaining the stock look. Heat from the exhaust system can become uncomfortable, especially riding in slow traffic. This issue really comes into focus for those with shorter legs. Not wanting to disrupt the attractive lines and appearance of the exhaust, DEI's Heat Shield Liner Kit insulates..
MPN:
DEI Boom Mat Damping Tape 2in x 20ft Roll
REGULAR STOCK
SALE

DEI Boom Mat Damping Tape 2in x 20ft Roll

MPN:
DEI
$22.90
$33.32

DEI Boom Mat Damping Tape 2in x 20ft Roll

Boom Mat tape solves the problem of noise, vibration and rattling from any surface, and seals leaky seams and holes. Boom Mat Tape is a multi-purpose sound deadening material for use anywhere to help reduce road noise, sound system vibrations, rattles, dash board plastic-to-plastic chafing sounds, door panels, floor pans,..
MPN:
DEI Heat Sheath 1in I.D. x 50ft Spool
REGULAR STOCK
SALE

DEI Heat Sheath 1in I.D. x 50ft Spool

MPN:
DEI
$196.35
$285.71

DEI Heat Sheath 1in I.D. x 50ft Spool

Heat Sheath(TM) solves the problem of heat and abrasions causing failure of lines, hoses & wires. Designed to slide over wires, cables and hoses, Heat Sheath provides the ultimate protection from extreme heat as well as chemical and oil spills, dirt, grease and road grime. Constructed from a high temperature..
MPN:
DEI Heat Sheath 1/2in I.D. x 50ft Spool
REGULAR STOCK
SALE

DEI Heat Sheath 1/2in I.D. x 50ft Spool

MPN:
DEI
$145.81
$212.17

DEI Heat Sheath 1/2in I.D. x 50ft Spool

Heat Sheath(TM) solves the problem of heat and abrasions causing failure of lines, hoses & wires. Designed to slide over wires, cables and hoses, Heat Sheath provides the ultimate protection from extreme heat as well as chemical and oil spills, dirt, grease and road grime. Constructed from a high temperature..
MPN:
DEI 19-20 Polaris RZR XP 1000/RZR XP Turbo/RZR Turbo S Behind Seat Heat Control Kit
REGULAR STOCK
SALE
DEI
$172.68
$251.28

DEI 19-20 Polaris RZR XP 1000/RZR XP Turbo/RZR Turbo S Beh..

Have a cool comfortable ride! DEI's new heat control a kit will reduce heat behind the seats by using multiple materials best suited for the job. Using Black Floor & Tunnel Shield to insulate seats from engine heat. Simple installation with detailed instructions along with our DEI support team makes..
MPN:
DEI 21-23 Harley Davidson Pan America Heat Shield Liner Kit
REGULAR STOCK
SALE
DEI
$58.00
$84.41

DEI 21-23 Harley Davidson Pan America Heat Shield Liner Kit

Increased riding comfort while maintaining the stock look. Heat from the exhaust system can become uncomfortable, especially riding in slow traffic. This issue really comes into focus for those with shorter legs. Not wanting to disrupt the attractive lines and appearance of the exhaust, DEI's Heat Shield Liner Kit insulates..
MPN:
DEI D-Mat Insulation - 60in x 40in
REGULAR STOCK
SALE

DEI D-Mat Insulation - 60in x 40in

MPN:
DEI
$27.41
$39.88

DEI D-Mat Insulation - 60in x 40in

D-Mat solves the need for a lightweight heat barrier and insulation for headliners, doors, trunks, rear bulk heads & more. Advanced Thermal-Acoustic insulation designed for under head liners, doors, package trays and other areas. Extremely light weight and pliable D-Mat is the perfect choice for these areas. At only 12MM..
MPN:
DEI Powersport Flexible Heat Shield w/Double Black Finish - 4in x 8in - Black/Onyx
REGULAR STOCK
SALE
DEI
$72.53
$105.54

DEI Powersport Flexible Heat Shield w/Double Black Finish ..

Pipe Shields solve the problem of needing spot heat protection for exhaust pipes and components. DEI has expanded its award winning Flexible Heat Shields to include additional sizes and premium finishes. The upgraded construction builds on the strengths of existing DEI Shields but adds more rigidity with a cleaner look...
MPN:
DEI Protect-A-Sleeve 1in I.D. x 36in - Black Titanium
REGULAR STOCK
SALE
DEI
$26.67
$38.81

DEI Protect-A-Sleeve 1in I.D. x 36in - Black Titanium

Black Titanium(TM) Protect-A-Sleeve solves the problem of burning, cracking plug wires, lines & hoses from engine & exhaust heat, now in a stylish black finish. DEI's Black 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..
MPN:
DEI Pipe Shield w/Stainless Steel Clamps - 4in x 8in - Titanium
REGULAR STOCK
SALE
DEI
$35.53
$51.71

DEI Pipe Shield w/Stainless Steel Clamps - 4in x 8in - Tit..

Pipe Shields solve the problem of needing spot heat protection for exhaust pipes and components. Extreme heat can rob power and potentially damage engines, transmissions, hoses, and sensitive electrical components. DEI, a market leader in thermal protection, has introduced a revolutionary advancement in pipe shield technology that greatly outperforms Mylar-backed..
MPN:
DEI Heat Screen 12in x 24in
REGULAR STOCK
SALE

DEI Heat Screen 12in x 24in

MPN:
DEI
$19.47
$28.34

DEI Heat Screen 12in x 24in

Heat Screen(TM) solves the problem of heat from engines and exhaust intruding into interiors and components. Heat Screen(TM) offers an excellent way to reflect radiant heat away from a vehicle's interior and because it's flexible and can be trimmed-to-size to protect against excessive heat sources. Constructed of a high temperature..
MPN:
DEI Powersport Exhaust Sleeve Kit - Titanium
REGULAR STOCK
SALE

DEI Powersport Exhaust Sleeve Kit - Titanium

MPN:
DEI
$62.82
$91.41

DEI Powersport Exhaust Sleeve Kit - Titanium

It's hard to believe, but not everyone likes the look of exhaust wrap. But despite different visual tastes, we haven't met any customer that likes getting burned by a hot exhaust pipe. DEI now offers a our premium Titanium material in the form of a sleeve. This great looking alternative..
MPN:
DEI Heat Shroud 1/2in to 1-1/4in I.D. x 50ft Spool
SPECIAL ORDER
SALE
SOLD OUT
DEI
$426.22
$620.21

DEI Heat Shroud 1/2in to 1-1/4in I.D. x 50ft Spool

Heat Shroud(TM) solves the problem of heat and abrasions causing failure of lines, hoses and wires without the need to disconnect them. Heat Shroud is made from a high temperature rated glass fiber fabric with an aluminized outer facing. Same as Heat Sheath but with the added convenience of hook..
MPN:
DEI 15-24 Honda Pioneer 1000-3/1000-5/1000-6 Auxiliary Fan Kit w/Manual Control
REGULAR STOCK
SALE
DEI
$170.60
$248.24

DEI 15-24 Honda Pioneer 1000-3/1000-5/1000-6 Auxiliary Fan..

DEI 15-24 Honda Pioneer 1000-3/1000-5/1000-6 Auxiliary Fan Kit w/Manual Control
MPN:
DEI 22-24 Honda Pioneer 1000-3/1000-5/1000-6 Under Seat Heat Shield Kit
REGULAR STOCK
SALE
DEI
$95.62
$139.13

DEI 22-24 Honda Pioneer 1000-3/1000-5/1000-6 Under Seat He..

Tired of feeling the burn from your Honda Pioneer? DEI now offers a heat shield kit that reduces the seat temperatures. This kit will increase the riding comfort for you and your whole crew.
MPN:
DEI 14-20 Honda Pioneer 700 Heat Shield Kit
REGULAR STOCK
SALE

DEI 14-20 Honda Pioneer 700 Heat Shield Kit

MPN:
DEI
$89.35
$130.01

DEI 14-20 Honda Pioneer 700 Heat Shield Kit

Tired of excessive heat when running your Pioneer 700 or 700-4? DEI Powersports now offers a heat control kit that greatly reduces heat radiating up through the center console and seats giving you a much more comfortable ride. Installation is straight-forward with CNC cut pieces of our Extreme Heat Barrier..
MPN:
DEI Exhaust Wrap 2in x 100ft Titanium
REGULAR STOCK
SALE

DEI Exhaust Wrap 2in x 100ft Titanium

MPN:
DEI
$98.84
$143.99

DEI Exhaust Wrap 2in x 100ft Titanium

DEI Exhaust Wrap 2in x 100ft Titanium
MPN:
225 products

DEI

225 products

Design Engineering, Inc. (DEI) is a leading manufacturer and distributor of high-quality heat and sound control products for the automotive, industrial, agricultural, powersports, and marine industries. They are renowned for their innovative designs, premium materials, and unwavering commitment to delivering exceptional performance and long-lasting durability.

DEI's diverse product range includes:

    • Heat Shields and Barriers: Protect your vehicle's critical components and interior from excessive heat with DEI's reflective heat shields and barriers. These products are designed to reflect radiant heat and reduce overall engine bay temperatures, leading to improved performance, increased efficiency, and enhanced component lifespan.

    • Sound Deadeners and Insulation: Reduce unwanted noise and vibration within your vehicle with DEI's sound deadening materials and insulation. Their products are designed to absorb and dissipate sound waves, creating a quieter and more comfortable driving experience.

    • Underhood Liners: Protect your engine bay from dirt, debris, and extreme weather conditions with DEI's underhood liners. These liners are constructed from durable materials and designed to maintain a clean engine bay, improve airflow, and prevent heat buildup.

    • Exhaust Wraps and Heat Tape: Manage exhaust heat and improve engine performance with DEI's exhaust wraps and heat tape. Their heat-resistant materials help to retain exhaust heat within the pipe, improving exhaust scavenging and providing additional protection for nearby components.

    • Air Intake Systems and Filters: Enhance your engine's performance and efficiency with DEI's high-flow air intake systems and cold air filters. These products are designed to deliver increased airflow, improve combustion, and maximize horsepower and torque.

    • Electrical Wiring Protection: Protect your vehicle's electrical wiring from heat, abrasion, and damage with DEI's heat-resistant sleeving and conduit. Their products offer superior protection and ensure the safe and reliable operation of your electrical system.

    • Specialty Products: DEI also offers a range of specialty products, including NVH (noise, vibration, and harshness) solutions, fire blankets, and heat shield adhesives, to cater to specific needs and applications.

Strengths and Reputation:

    • Unwavering Commitment to Quality: DEI prioritizes quality throughout its entire manufacturing process, utilizing premium materials, advanced engineering, and rigorous testing procedures to ensure the exceptional performance and long-lasting durability of their products.

    • Extensive Industry Expertise: With over 25 years of experience, DEI possesses in-depth knowledge and expertise in heat and sound control technology, allowing them to offer innovative and effective solutions for various applications.

    • Proven Performance: DEI's products are rigorously tested and proven to deliver significant reductions in heat and noise levels, leading to improved performance, increased efficiency, and enhanced comfort.

    • Diverse Product Portfolio: Their wide range of products caters to various vehicle types, performance goals, and budgetary needs, ensuring you can find the perfect solution for your specific requirements.

    • Customer-Centric Approach: DEI provides excellent customer support, offering technical assistance, installation guides, and a knowledgeable support team to assist you throughout your purchase and installation process.

Design Engineering, Inc. is your trusted partner for controlling heat and sound within your vehicle. Their commitment to quality, extensive industry expertise, and proven performance make them a leading choice for anyone seeking to improve their vehicle's performance, comfort, and overall driving experience.