DEI

225 products
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225 products
DEI Stainless Steel Locking Tie 14in - 5 per pack
REGULAR STOCK
SALE

DEI Stainless Steel Locking Tie 14in - 5 per pack

MPN: 10202
DEI
$8.54
$12.43

DEI Stainless Steel Locking Tie 14in - 5 per pack

Locking Ties are perfect for securing wrap to pipes with it's self-locking design. Locking Ties offer many other uses including bundling wires, hoses, and other forms of insulation products. Just slide end into locking mechanism and pull tight.
MPN: 10202
DEI Stainless Steel Locking Tie 8in - 8 per pack
REGULAR STOCK
SALE

DEI Stainless Steel Locking Tie 8in - 8 per pack

MPN: 10201
DEI
$13.21
$19.23

DEI Stainless Steel Locking Tie 8in - 8 per pack

Locking Ties are perfect for securing wrap to pipes with it's self-locking design. Locking Ties offer many other uses including bundling wires, hoses, and other forms of insulation products. Just slide end into locking mechanism and pull tight.
MPN: 10201
DEI Turbo Shield T4 - Kit - Onyx
REGULAR STOCK
SALE

DEI Turbo Shield T4 - Kit - Onyx

MPN: 10182
DEI
$281.14
$409.08

DEI Turbo Shield T4 - Kit - Onyx

Custom fit Onyx (Black) Turbo Shields provides the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look. kit includes Turbo Shield. 15' of exhaust wrap and stainless..
MPN: 10182
DEI Turbo Shield T4 - Shield Only - Onyx
REGULAR STOCK
SALE

DEI Turbo Shield T4 - Shield Only - Onyx

MPN: 10181
DEI
$265.35
$386.11

DEI Turbo Shield T4 - Shield Only - Onyx

Custom fit Onyx (Black) Turbo Shields provides the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10181
DEI Turbo Shield T3 - Kit - Onyx
REGULAR STOCK
SALE

DEI Turbo Shield T3 - Kit - Onyx

MPN: 10180
DEI
$226.37
$329.40

DEI Turbo Shield T3 - Kit - Onyx

Custom fit Onyx (Black) Turbo Shields provides the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10180
DEI Turbo Shield T3 - Shield Only - Onyx
REGULAR STOCK
SALE

DEI Turbo Shield T3 - Shield Only - Onyx

MPN: 10179
DEI
$219.10
$318.82

DEI Turbo Shield T3 - Shield Only - Onyx

Custom fit Onyx (Black) Turbo Shields provides the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10179
DEI Turbo Shield T25-T28 - Kit - Titanium
REGULAR STOCK
SALE

DEI Turbo Shield T25-T28 - Kit - Titanium

MPN: 10149
DEI
$230.49
$335.39

DEI Turbo Shield T25-T28 - Kit - Titanium

"Custom fit T25/T28 Titanium Turbo Shields with LR Technology provide the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10149
DEI Turbo Shield T25-T28 - Shield Only - Titanium
REGULAR STOCK
SALE

DEI Turbo Shield T25-T28 - Shield Only - Titanium

MPN: 10148
DEI
$215.00
$312.85

DEI Turbo Shield T25-T28 - Shield Only - Titanium

"Custom fit T25/T28 Titanium Turbo Shields with LR Technology provide the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10148
DEI Turbo Shield T6 - Shield Only - Titanium
SPECIAL ORDER
SALE

DEI Turbo Shield T6 - Shield Only - Titanium

MPN: 10146
DEI
$426.29
$620.32

DEI Turbo Shield T6 - Shield Only - Titanium

"Custom fit T6 Titanium Turbo Shields with LR Technology provide the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10146
DEI Turbo Shield T4 - Kit - Titanium
REGULAR STOCK
SALE

DEI Turbo Shield T4 - Kit - Titanium

MPN: 10145
DEI
$251.16
$365.46

DEI Turbo Shield T4 - Kit - Titanium

"Custom fit T4 Titanium Turbo Shields with LR Technology provide the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10145
DEI Turbo Shield T4 - Shield Only - Titanium
REGULAR STOCK
SALE

DEI Turbo Shield T4 - Shield Only - Titanium

MPN: 10144
DEI
$232.63
$338.52

DEI Turbo Shield T4 - Shield Only - Titanium

"Custom fit T4 Titanium Turbo Shields with LR Technology provide the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10144
DEI Turbo Shield T3 - Kit - Titanium
REGULAR STOCK
SALE

DEI Turbo Shield T3 - Kit - Titanium

MPN: 10141
DEI
$214.66
$312.36

DEI Turbo Shield T3 - Kit - Titanium

Custom fit Titanium Turbo Shields with LR Technology provide the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10141
DEI Turbo Shield T3 - Shield Only - Titanium
REGULAR STOCK
SALE

DEI Turbo Shield T3 - Shield Only - Titanium

MPN: 10140
DEI
$196.53
$285.97

DEI Turbo Shield T3 - Shield Only - Titanium

"Custom fit T3 Titanium Turbo Shields with LR Technology provide the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look.
MPN: 10140
DEI Turbo Shield T6 - Shield Only - Onyx
REGULAR STOCK
SALE

DEI Turbo Shield T6 - Shield Only - Onyx

MPN: 10010
DEI
$419.33
$610.19

DEI Turbo Shield T6 - Shield Only - Onyx

Custom fit Onyx (Black) Turbo Shields provides the ultimate means of reducing turbo lag while serving as a superior heat barrier - shielding and protecting engine components, hoods and painted surfaces and offers a very cool looking carbon fiber look. Made from pulverized volcanic rock then strained into a fiber..
MPN: 10010
DEI Radiator Relief Heater Hotter - 16 oz.
REGULAR STOCK
SALE

DEI Radiator Relief Heater Hotter - 16 oz.

MPN: 40206
DEI
$6.85
$9.97

DEI Radiator Relief Heater Hotter - 16 oz.

All Radiator Relief coolant additives are specially formulated to reduce the bubbles that form on hot metal surfaces, such as cylinder heads, known as surface tension. Radiator Relief improves heat transfer from the engine to the coolant while reducing cavitation and scaling.Material Safety Data Sheet
MPN: 40206
DEI Radiator Relief 16 oz.
REGULAR STOCK
SALE

DEI Radiator Relief 16 oz.

MPN: 40200
DEI
$6.85
$9.97

DEI Radiator Relief 16 oz.

"Radiator Relief(TM) supercharges your radiator by transferring heat more efficiently through the radiator. Similar to the original formula this proven coolant additive will reduce your operating temperature up to 30°F reducing engine wear that occurs during extreme use.Material Safety Data Sheet
MPN: 40200
DEI Protect-A-Boot and Wire Kit 8 Cylinder - Black
REGULAR STOCK
SALE

DEI Protect-A-Boot and Wire Kit 8 Cylinder - Black

MPN: 10712
DEI
$80.30
$116.84

DEI Protect-A-Boot and Wire Kit 8 Cylinder - Black

Each kit includes everything needed to protect spark plug boots and wires from harmful under hood heat. Color matched Protect-A-Boots, Protect-A-Wire and Hi-Temp Shrink Tubes are included for a professional finished look.
MPN: 10712
DEI Protect-A-Sleeve 1/2in ID x 6ft Universal - Titanium
REGULAR STOCK
SALE
DEI
$22.26
$32.39

DEI Protect-A-Sleeve 1/2in ID x 6ft Universal - Titanium

"Titanium(TM) Protect-A-Sleeve solves the problem of burning, cracking plug wires, lines & hoses from engine & exhaust heat.
MPN: 10591
DEI Protect-A-Boot - 8in - 8-pack - No Ring - Titanium
REGULAR STOCK
SALE

DEI Protect-A-Boot - 8in - 8-pack - No Ring - Titanium

MPN: 10544
DEI
$84.03
$122.27

DEI Protect-A-Boot - 8in - 8-pack - No Ring - Titanium

Titanium Spark Plug Boot Protectors are the latest in thermal protection technology. Developed from a unique material mined from lava rock, this material is naturally resistant to heat, chemicals, abrasions and contaminants. The material is stranded and woven into a tight, proprietary style weave for added durability and strength, yet..
MPN: 10544
DEI Protect-A-Boot - 6in - 8-pack - Titanium
REGULAR STOCK
SALE

DEI Protect-A-Boot - 6in - 8-pack - Titanium

MPN: 10542
DEI
$72.45
$105.42

DEI Protect-A-Boot - 6in - 8-pack - Titanium

Titanium Spark Plug Boot Protectors are the latest in thermal protection technology. Developed from a unique material mined from lava rock, this material is naturally resistant to heat, chemicals, abrasions and contaminants. The material is stranded and woven into a tight, proprietary style weave for added durability and strength, yet..
MPN: 10542
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.