DEI

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226 products
DEI Pipe Shield w/Stainless Steel Clamps - 6in x 12in - Titanium
REGULAR STOCK
SALE
DEI
$41.18
$59.43

DEI Pipe Shield w/Stainless Steel Clamps - 6in x 12in - Ti..

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 glass fiber shields.Material Safety Data Sheet
MPN: 10450
DEI Plug Wire Sheath 3/4in x 6in - 4-pack - Aluminum
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SALE

DEI Plug Wire Sheath 3/4in x 6in - 4-pack - Aluminum

MPN: 10409
DEI
$11.15
$16.08

DEI Plug Wire Sheath 3/4in x 6in - 4-pack - Aluminum

Aluminized Plug Wire Sheaths are constructed from high-temperature rated glass fiber material bonded to a heat reflective aluminized material. Plug Wire Sheaths are an inexpensive alternative for protecting specific areas on both ignition wire and boot locations from damaging heat generating sources..
MPN: 10409
DEI HT Silicone Coating Aluminum - (6 Per Master Carton)
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SALE
DEI
$9.86
$14.24

DEI HT Silicone Coating Aluminum - (6 Per Master Carton)

The High Temperature (HT) Silicone Coating provides lasting protection for any hot surface up to 1500 degrees. DEI recommend the use of this coating with their exhaust wrap because it seals the material and provides lasting protection from oil, dirt and road grime. Don't limit the use to exhaust header..
MPN: 10302
DEI Locking Tie Tool
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SALE

DEI Locking Tie Tool

MPN: 10220
DEI
$4.90
$7.07

DEI Locking Tie Tool

DEI has developed an effective tool to tighten stainless steel locking ties. This tool saves time and hassle while providing a professional looking result. Simply slide the tool on the end of any ¼" nut driver, engage the tie, and twist. This gets the tie nice and secure without the..
MPN: 10220
DEI Heat Sheath 1-1/4in I.D. x 50ft Spool
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DEI Heat Sheath 1-1/4in I.D. x 50ft Spool

MPN: 93404
DEI
$218.44
$315.20

DEI Heat Sheath 1-1/4in I.D. x 50ft Spool

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 fabric and bonded to an aluminized material to reflect heat. Heat Sheath is fireproof and withstands..
MPN: 93404
DEI Fire Sleeve 1in I.D. x 25ft Spool
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DEI Fire Sleeve 1in I.D. x 25ft Spool

MPN: 92474
DEI
$181.45
$261.83

DEI Fire Sleeve 1in I.D. x 25ft Spool

Constructed from a high temperature resistant braided glass material, woven into a sleeve and heavily coated with 100% iron oxide silicone rubber, Fire Sleeve provides the ultimate in heat insulation and protection from direct heat up to 500°F.
MPN: 92474
DEI Fire Sleeve 3/4in I.D. x 25ft Spool
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SALE

DEI Fire Sleeve 3/4in I.D. x 25ft Spool

MPN: 92473
DEI
$149.83
$216.21

DEI Fire Sleeve 3/4in I.D. x 25ft Spool

Constructed from a high temperature resistant braided glass material, woven into a sleeve and heavily coated with 100% iron oxide silicone rubber, Fire Sleeve provides the ultimate in heat insulation and protection from direct heat up to 500°F.
MPN: 92473
DEI Fire Sleeve 5/8in I.D. x 25ft Spool
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SALE

DEI Fire Sleeve 5/8in I.D. x 25ft Spool

MPN: 92472
DEI
$128.64
$185.63

DEI Fire Sleeve 5/8in I.D. x 25ft Spool

Constructed from a high temperature resistant braided glass material, woven into a sleeve and heavily coated with 100% iron oxide silicone rubber, Fire Sleeve provides the ultimate in heat insulation and protection from direct heat up to 500°F.
MPN: 92472
DEI Fire Sleeve 3/8in I.D. x 25ft Spool
REGULAR STOCK
SALE

DEI Fire Sleeve 3/8in I.D. x 25ft Spool

MPN: 92470
DEI
$97.49
$140.68

DEI Fire Sleeve 3/8in I.D. x 25ft Spool

Constructed from a high temperature resistant braided glass material, woven into a sleeve and heavily coated with 100% iron oxide silicone rubber, Fire Sleeve provides the ultimate in heat insulation and protection from direct heat up to 500°F.
MPN: 92470
DEI Floor and Tunnel Shield II 21in x 48in - 7.0 sq ft
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DEI Floor and Tunnel Shield II 21in x 48in - 7.0 sq ft

MPN: 50552
DEI
$106.99
$154.39

DEI Floor and Tunnel Shield II 21in x 48in - 7.0 sq ft

Use as a barrier to insulate from any heat source.Designed to provide the best possible heat protection in areas where high temperatures are always present and problematic, Floor & Tunnel Black Shield limits heat transfer on fire walls, transmission tunnels, floor boards, fuel cells and other areas where heat is..
MPN: 50552
DEI Floor and Tunnel Shield II 42in x 48in - 14.0 sq ft
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SALE

DEI Floor and Tunnel Shield II 42in x 48in - 14.0 sq ft

MPN: 50549
DEI
$206.34
$297.75

DEI Floor and Tunnel Shield II 42in x 48in - 14.0 sq ft

Use as a barrier to insulate from any heat source.Designed to provide the best possible heat protection in areas where high temperatures are always present and problematic, Floor & Tunnel Black Shield limits heat transfer on fire walls, transmission tunnels, floor boards, fuel cells and other areas where heat is..
MPN: 50549
DEI Form-A-Shield - 12in x 21in - Non PSA
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DEI Form-A-Shield - 12in x 21in - Non PSA

MPN: 50519
DEI
$23.54
$33.97

DEI Form-A-Shield - 12in x 21in - Non PSA

Use as a barrier to reflect and insulate from any heat source. Designed to provide the best possible heat protection in areas where high temperatures are always present and problematic. Can be applied directly to heat sources like exhaust manifolds and pipes. Constructed with an embossed 10 mil aluminum face..
MPN: 50519
DEI Form-A-Barrier 12in x 12in
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DEI Form-A-Barrier 12in x 12in

MPN: 11002
DEI
$16.64
$24.02

DEI Form-A-Barrier 12in x 12in

Double side aluminum heat shield with a high temperature core. Form-a-Barrier makes for th perfect choice when needed a heat shield that can be formed or bent into shape. Will withstand up to 1300 degree F indirect heat. Fasten with screws, ties or bolts.
MPN: 11002
DEI Heat Sheath GOLD 1in x 36in
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SALE

DEI Heat Sheath GOLD 1in x 36in

MPN: 10917
DEI
$25.43
$36.69

DEI Heat Sheath GOLD 1in x 36in

Manufactured from high temperature metalized Polyimide laminated to a 20 oz heat treated glass. Able to reflect direct heat up to 800 F makes Our Heat Sheath Gold line sleeving the perfect choice for keep lines and hoses cool. Tested to FSTM 191.5100 and ASTM D1117 standards. Easy to cut..
MPN: 10917
DEI Heat Sheath GOLD 1/2in x 36in
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SALE

DEI Heat Sheath GOLD 1/2in x 36in

MPN: 10916
DEI
$20.84
$30.08

DEI Heat Sheath GOLD 1/2in x 36in

Manufactured from high temperature metalized Polyimide laminated to a 20 oz heat treated glass. Able to reflect direct heat up to 800 F makes Our Heat Sheath Gold line sleeving the perfect choice for keep lines and hoses cool. Tested to FSTM 191.5100 and ASTM D1117 standards. Easy to cut..
MPN: 10916
DEI Heat Sheath GOLD 1-1/4in x 36in
REGULAR STOCK
SALE

DEI Heat Sheath GOLD 1-1/4in x 36in

MPN: 10915
DEI
$28.87
$41.66

DEI Heat Sheath GOLD 1-1/4in x 36in

Manufactured from high temperature metalized Polyimide laminated to a 20 oz heat treated glass. Able to reflect direct heat up to 800 F makes Our Heat Sheath Gold line sleeving the perfect choice for keep lines and hoses cool. Tested to FSTM 191.5100 and ASTM D1117 standards. Easy to cut..
MPN: 10915
DEI Heat Sheath GOLD 3/4in x 36in
REGULAR STOCK
SALE

DEI Heat Sheath GOLD 3/4in x 36in

MPN: 10914
DEI
$23.06
$33.29

DEI Heat Sheath GOLD 3/4in x 36in

Manufactured from high temperature metalized Polyimide laminated to a 20 oz heat treated glass. Able to reflect direct heat up to 800 F makes Our Heat Sheath Gold line sleeving the perfect choice for keep lines and hoses cool. Tested to FSTM 191.5100 and ASTM D1117 standards. Easy to cut..
MPN: 10914
DEI Form-A-Shield - 21in x 48in - Non PSA
REGULAR STOCK
SALE

DEI Form-A-Shield - 21in x 48in - Non PSA

MPN: 10517
DEI
$74.18
$107.04

DEI Form-A-Shield - 21in x 48in - Non PSA

Use as a barrier to reflect and insulate from any heat source. Designed to provide the best possible heat protection in areas where high temperatures are always present and problematic. Can be applied directly to heat sources like exhaust manifolds and pipes. Constructed with an embossed 10 mil aluminum face..
MPN: 10517
DEI Form-A-Shield - 42in x 48in - Non PSA
REGULAR STOCK
SALE

DEI Form-A-Shield - 42in x 48in - Non PSA

MPN: 10516
DEI
$141.37
$204.00

DEI Form-A-Shield - 42in x 48in - Non PSA

Use as a barrier to reflect and insulate from any heat source. Designed to provide the best possible heat protection in areas where high temperatures are always present and problematic. Can be applied directly to heat sources like exhaust manifolds and pipes. Constructed with an embossed 10 mil aluminum face..
MPN: 10516
DEI Fire Wrap 3000 1-1/2in I.D. x 2ft
REGULAR STOCK
SALE

DEI Fire Wrap 3000 1-1/2in I.D. x 2ft

MPN: 10479
DEI
$65.95
$95.16

DEI Fire Wrap 3000 1-1/2in I.D. x 2ft

Constructed from the same material as Fire Sleeve but with the convenience of a hook & loop edge closure design. Simply wrap Fire Wrap 3000 around wires, cables or hoses without the need of disconnecting.
MPN: 10479

DEI

226 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.