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Design Engineering Inc. DEI Exhaust Wrap, Heat Shields, and Sound Barriers

Turn to Design Engineering (DEI) to keep the damaging, power-stealing effects of engine heat under control. Wrap exhaust tubing, wiring, plug boots, ducts, hoses, and...

Turn to Design Engineering (DEI) to keep the damaging, power-stealing effects of engine heat under control. Wrap exhaust tubing, wiring, plug boots, ducts, hoses, and other heat-sensitive components with Design Engineering’s sleeves, tapes, and heat shields. Boost the efficiency of your intercooler by up to 50 percent with a CryO2 intercooler spray kit—it’s a safe, effective, easy-to-install, and budget-friendly alternative to nitrous! DEI also produces heat-resistant spray-on adhesives and coatings, coolant system additives, and other heat- and sound-insulating products, and the place to...

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Results 1 - 25 of 76

DEI Vapor Block Fuel Line Sleeves 10669

DEI Vapor Block Fuel Line Sleeves 10669

Vapor Block Sleeve, 36 in. Long, 5/8 in. Diameter, Silver, Each

Part Number: DEI-010669

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Fire Sleeves 92474

Heat Sleeve, Fire Sleeve, Hook and Loop, 500 degrees F, Black, 1.000 in. Diameter, 25.00 ft. Length, Each

Part Number: DEI-92474

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Titanium Knit Exhaust Shield Sleeves 10042

Heat Sleeve, Exhaust, Titanium, 36.00 in. Length, 3.00 in. Diameter, Kit

Part Number: DEI-10042

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Heat Sheath GOLD Sleeves 10916

Heat Sleeves, Heat Sheath GOLD Sleeves, Slip-on, 800 degrees F, Gold, 0.500 in. Diameter, 3.00 ft. Length, Each

Part Number: DEI-010916

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Titanium Knit Exhaust Shield Sleeves 10048

Heat Sleeves, Knitted, 1,382 Degrees F Direct Heat, 1,800 Degrees F Radiant Heat, Titanium, 4 in. Wide x 36 ft., Locking Ties, Kit

Part Number: DEI-10048

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Titanium Protect-A- Sleeves 10590

Spark Plug Wire Thermal Sleeve, Titanium Protect-A-Sleeve, Slide-over, Basalt Fiber, Black, 1,800 degrees F, 13mm Wire Diameter, 3.00 ft. Length, Each

Part Number: DEI-010590

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Titanium Protect-A- Sleeves 10591

Heat Sleeve, Titanium Protect-A-Sleeve, Slip-on, 1,800 degrees F, Black, 0.500 in. Diameter, 6.00 ft. Length, Each

Part Number: DEI-010591

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Titanium Knit Exhaust Shield Sleeves 10040

Heat Sleeve, Exhaust, Titanium, 24.00 in. Length, 4.00 in. Diameter, Each

Part Number: DEI-10040

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Titanium Knit Exhaust Shield Sleeves 10049

Heat Sleeves, Knitted, 1,382 Degrees F Direct Heat, 1,800 Degrees F Radiant Heat, Titanium, 3 in. Wide x 1 ft., Locking Ties, Kit

Part Number: DEI-10049

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Fire Wrap 3000 10477

Heat Barrier Shield, Fire Wrap 3000, Black, Velcro® Closure, Hoses/Wires, .625 in. Diameter, 2 ft. Length, Each

Part Number: DEI-010477

4.75 out of 5 stars ( 16 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Heat Shroud Sleeving 10405

Heat Protection, Heat Shroud, 1 in. Diameter x 36 in. Length, Hook and Loop Fastening, Each

Part Number: DEI-010405

4.56 out of 5 stars ( 45 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Protect-A-Wires 10611

Heat Protection, Protect-A-Wire, Heat Insulation, Black, 7 ft. Long, Each

Part Number: DEI-010611

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI MA Ultra Sheaths 10230

Heat Protection, MA Ultra Sheath, 1,100 degrees F, Slip-on, Silver, 0.50 in. Diameter, 36.00 in. Length, Each

Part Number: DEI-010230

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Fire Sleeves 91473

Heat Shrink Sleeve

Part Number: DEI-91473

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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DEI Heat Shroud Sleeving 10678

Heat Shroud -20 AN x 10' with DEI Logo

Part Number: DEI-10678

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

DEI Titanium Knit Exhaust Shield Sleeves 10038

Heat Sleeve, Exhaust, Titanium, 12.00 in. Length, 4.00 in. Diameter, Each

Part Number: DEI-10038

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Protect-A-Wires 91631

Wire Sleeve

Part Number: DEI-91631

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Call to Order

DEI Heat Sheath Sleeves 10403

Heat Protection, Aluminized Sleeving, 3/4 in. Diameter x 36 in. Long, Each

Part Number: DEI-010403

4.87 out of 5 stars ( 45 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Fuel Injector Reflective Heat Covers 10381

Heat Protection, Fuel Injector Reflective Heat Covers, Silver, Set of 4

Part Number: DEI-010381

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Fire Sleeve and Tape Kits 10472

Fire Sleeve and Tape Kit, 5/8 in. Diameter Sleeve, 36 in. Long Sleeve, Black, Kit

Part Number: DEI-010472

4.91 out of 5 stars ( 34 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Heat Sheath Sleeves 10418

Heat Protection, Heat Sheath, Aluminized Sleeving, 1/2 in. x 36 in., Each

Part Number: DEI-010418

4.61 out of 5 stars ( 28 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Heat Shroud Sleeving 10457

Heat Shroud, 500 degrees F, 0.75 in. Diameter, 36.00 in. Length, Silver, Hook and Loop, Each

Part Number: DEI-010457

4.9 out of 5 stars ( 20 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Fire Wrap 3000 10478

Heat Barrier Shield, Fire Wrap 3000, Black, Velcro® Closure, Hoses/Wires, 1 in. Diameter, 2 ft. Length, Each

Part Number: DEI-010478

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Fire Sleeves 10470

Heat Protection, Fire Sleeve, 2,000 degrees F, Slip-on, Black, 0.375 in. Diameter, 3 ft. Length, Each

Part Number: DEI-010470

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

DEI Fire Wrap 3000 10479

Heat Barrier Shield, Fire Wrap 3000, Black, Velcro® Closure, Hoses/Wires, 1.5 in. Diameter, 2 ft. Length, Each

Part Number: DEI-010479

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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