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

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: Tomorrow

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Estimated Ship Date: Tomorrow

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: Tomorrow

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Estimated Ship Date: Tomorrow

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: Tomorrow

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Estimated Ship Date: Tomorrow

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: Tomorrow

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Estimated Ship Date: Tomorrow

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: Tomorrow

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Estimated Ship Date: Tomorrow

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: Tomorrow

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Estimated Ship Date: Tomorrow

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

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Thermo-Tec Thermo-Sleeve Protectors 14011

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 5/8 in. to 1 in., Slide-Over, 12 ft. Length, Each

Part Number: THE-14011

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

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: Tomorrow

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Estimated Ship Date: Tomorrow

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: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Thermo-Tec Thermo-Sleeve Protectors 14021

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 1 5/8 in. to 2 in., Slide-over, 12 ft. Length, Each

Part Number: THE-14021

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Thermo-Tec Thermo-Sleeve Protectors 14015-50

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 1.25 in. to 1.50 in., Slide-Over, 50 ft. Length, Each

Part Number: THE-14015-50

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Thermo-Tec Thermo-Sleeve Protectors 14025

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

Part Number: THE-14025

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Thermo-Tec Thermo-Sleeve Protectors 14026

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

Part Number: THE-14026

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Thermo-Tec Express Sleeves 14036

Heat Barrier Shield, Express Sleeve, 1 1/2 in. Diameter, 12 ft. Length, Each

Part Number: THE-14036

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Thermo-Tec Thermo-Sleeve Protectors 14006

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 1/4 in. to 1/2 in., Slide-Over, 12 ft. Length, Each

Part Number: THE-14006

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

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: Tomorrow

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Estimated Ship Date: Tomorrow

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: Tomorrow

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Estimated Ship Date: Tomorrow

Thermo-Tec Thermo-Sleeve Protectors 14005-50

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 1/4 in. to 1/2 in., Slide-Over, 50 ft. Length, Each

Part Number: THE-14005-50

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Thermo-Tec Thermo-Sleeve Protectors 14020-50

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 1.625 in. to 2 in., Slide-Over, 50 ft. Length, Each

Part Number: THE-14020-50

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Thermo-Tec Thermo-Sleeve Protectors 14025-50

Heat Barrier Shield, Thermo-Sleeve, Silver, Hoses/Wires, 2.125 in. to 2.5 in., Slide-Over, 50 ft. Length, Each

Part Number: THE-14025-50

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

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: Tomorrow

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Estimated Ship Date: Tomorrow

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: Tomorrow

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Estimated Ship Date: Tomorrow

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: Tomorrow

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Estimated Ship Date: Tomorrow

Thermo-Tec Thermo-Flex Aluminum Heat Shield Sleeves 17100

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

Part Number: THE-17100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

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