Auto Heat Sleeves

Protect your wires, cables, hoses, and fluid lines from the high temperatures of high performance—wrap them with heat sleeves from Summit Racing Equipment. They...

Protect your wires, cables, hoses, and fluid lines from the high temperatures of high performance—wrap them with heat sleeves from Summit Racing Equipment. They can help prevent vapor lock and fuel evaporation, increase the efficiency of intercoolers and air conditioners, shield your wiring harnesses and spark plug wires against heat damage, and even keep your intake charge cool. For additional heat protection consider including heat shield material.

Top Brands

When it comes to safety and protection, you want to team up with a heat sleeve and sheath brand you can trust. That’s why Summit only partners with...

Top Brands

When it comes to safety and protection, you want to team up with a heat sleeve and sheath brand you can trust. That’s why Summit only partners with reliable manufacturers like Design Engineering, Thermo-Tec, Heatshield Products, Aeroquip, Earl’s Performance, and more.

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Thermo-Tec Thermo-Sleeve Protectors 14010-50

Thermo-Tec Thermo-Sleeve Protectors 14010-50

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 5/8 in. to 1 in., Slide-Over, 50 ft. Length, Each

Part Number: THE-14010-50

Not Yet Reviewed

Estimated Ship Date: Today

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Thermo-Tec Express Sleeves 14035

Heat Barrier Shield, Express Sleeve, 1 1/2 in. Diameter, 3 ft. Length, Each

Part Number: THE-14035

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Thermo-Tec Express Sleeves 14030

Heat Barrier, Express Sleeve, 1 in. Diameter, 3 ft. Length, Silver, Each

Part Number: THE-14030

4.75 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Sleeve Protectors 14010

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 5/8 in. to 1 in., Slide-Over, 3 ft. Length, Each

Part Number: THE-14010

4.87 out of 5 stars ( 23 )

Estimated Ship Date: Today

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Thermo-Tec Ignition/Plug Wire Heat Sleeving 14040

Ignition/Plug Wire Sleeving, 500 Degrees F, Black, 3/8 in. Diameter, 25 ft. Length, Each

Part Number: THE-14040

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Sleeve Protectors 14005

Heat Protection, Thermo-Sleeve, Fits 1/4 in. to 1/2 in. Hoses/Wires, 3 ft. Length, Each

Part Number: THE-14005

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Thermo-Tec Heat Sleeves 18051

Heat Sleeve, Silver, 36 in. x .500 in., Each

Part Number: THE-18051

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Flex Aluminum Heat Shield Sleeves 17063

Heat Barrier Shield, Thermo-Flex, Wires/Hoses, Black, Slide-Over, 5/8 in. I.D. x 36 in., Each

Part Number: THE-17063

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Thermo-Tec Heat Sleeves 18075

Heat Sleeve, Black, 36 in. x .750 in., Each

Part Number: THE-18075

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Sleeve Protectors 14015

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 1 1/8 in. to 1 1/2 in., Slide-Over, 3 ft. Length, Each

Part Number: THE-14015

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Sleeve Protectors 14020

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 1 5/8 in. to 2 in., Slide-Over, 3 ft. Length, Each

Part Number: THE-14020

Not Yet Reviewed

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Thermo-Tec Heat Sleeves 18101

Heat Sleeve, Silver, 36 in. x 1.000 in., Each

Part Number: THE-18101

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Flex Aluminum Heat Shield Sleeves 17076

Heat Barrier Shield, Thermo-Flex, Wires/Hoses, Black, Slide-Over, 3/4 in. I.D. x 36 in., Each

Part Number: THE-17076

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Flex Aluminum Heat Shield Sleeves 17075

Heat Barrier Shield, Thermo-Flex, Wires/Hoses, Silver, Slide-Over, 3/4 in. I.D. x 36 in., Each

Part Number: THE-17075

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Thermo-Tec Express Sleeves 14031

Heat Barrier, Express Sleeve, 1 in. Diameter, 12 ft. Length, Silver, Each

Part Number: THE-14031

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

Thermo-Tec Heat Sleeves 18076

Heat Sleeve, Silver, 36 in. x .750 in., Each

Part Number: THE-18076

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Thermo-Tec Heat Sleeves 18100

Heat Sleeve, Black, 36 in. x 1.000 in., Each

Part Number: THE-18100

Not Yet Reviewed

Estimated Ship Date: Today

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Thermo-Tec Heat Sleeves 18100-10

Heat Sleeve, Black, 120 in. x 1.000 in., Each

Part Number: THE-18100-10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Flex Aluminum Heat Shield Sleeves 17062

Heat Barrier Shield, Thermo-Flex, Wires/Hoses, Silver, Slide-Over, 5/8 in. I.D. x 36 in., Each

Part Number: THE-17062

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Flex Aluminum Heat Shield Sleeves 17125

Heat Barrier Shield, Thermo-Flex, Wires/Hoses, Silver, Slide-Over, 1 1/4 in. I.D. x 36 in., Each

Part Number: THE-17125

Not Yet Reviewed

Estimated Ship Date: Today

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Thermo-Tec Heat Sleeves 18050

Heat Sleeve, Black, 36 in. x .500 in., Each

Part Number: THE-18050

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Thermo-Tec Express Sleeves 14035-50

Heat Barrier Shield, Express Sleeve, 1 1/2 in. Diameter, 50 ft. Length, Each

Part Number: THE-14035-50

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Thermo-Tec Thermo-Sleeve Protectors 14016

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 1 1/8 in. to 1 1/2 in., Slide-over, 12 ft. Length, Each

Part Number: THE-14016

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Thermo-Tec Thermo-Flex Aluminum Heat Shield Sleeves 17062-10

Heat Barrier Shield, Thermo-Flex, Wires/Hoses, Silver, Slide-Over, 5/8 in. I.D. x 10 ft., Each

Part Number: THE-17062-10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Thermo-Tec Thermo-Flex Aluminum Heat Shield Sleeves 17101

Heat Barrier Shield, Thermo-Flex, Wires/Hoses, Black, Slide-Over, 1 in. I.D. x 36 in., Each

Part Number: THE-17101

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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