American Made Since 1985

Hot Rod Sleeve®

Flexible Fit. Serious Heat Protection.

This is how you can fix vapor lock, protect oil lines, and prevent wires from melting, install the Hot Rod Sleeve. This lightweight flexible sleeve expands in diameter up to 10% to go over fittings and terminals.

  • Expands to fit over fittings and bends—no disassembly needed.
  • Prevents vapor lock by keeping fuel lines cooler and insulated.
  • Shields wires and fluid lines like brake, oil, and transmission hoses.
  • Non-flammable for safe, high-temp heat protection.
  • Reflects up to 60% of radiant heat to reduce under-hood temps.
  • HP Builder’s Kits available for smaller projects or custom-length installations.
  • Proudly made in the USA with premium materials and proven performance.
Continuous
1100°F
593 °C
Continuous
Intermittent
2000°F
1093 °C
Intermittent

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Hot Rod Sleeve®

Product Types
SKU
Description
#
204011
3/8 id x 10 ft Roll
204012
1/2 id x 10 ft Roll
204013
1/4 id x 10 ft Roll
204014
3/4 id x 10 ft Roll
204015
5/8 id x 10 ft roll
204018
1 id x 10 ft Roll
204020
1-1/4 id x 10 ft Roll
204022
1-1/2 id x 10 ft Roll
204101
3/8 id x 100 ft Roll
204102
1/2 id x 100 ft Roll
204104
3/4 id x 100 ft Roll
204108
1 id x 100 ft Roll
204001
1/4 id x 2 ft Roll - HP Builder's Kit
204002
1/2 id x 2 ft Roll - HP Builder's Kit
204003
5/16 id x 2 ft Roll - HP Builder's Kit
204004
3/8 id x 2 ft Roll - HP Builder's Kit
204008
5/8 id x 2 ft Roll - HP Builder's Kit
204009
5/8 id x 6 ft Roll - HP Builder's Kit
204010
3/4 id x 2 ft Roll - HP Builder's Kit
204016
1 id x 2 ft Roll - HP Builder's Kit
Product Types
SKU
Description
204011
3/8 id x 10 ft Roll
204012
1/2 id x 10 ft Roll
204013
1/4 id x 10 ft Roll
204014
3/4 id x 10 ft Roll
204015
5/8 id x 10 ft roll
204018
1 id x 10 ft Roll
204020
1-1/4 id x 10 ft Roll
204022
1-1/2 id x 10 ft Roll
204101
3/8 id x 100 ft Roll
204102
1/2 id x 100 ft Roll
204104
3/4 id x 100 ft Roll
204108
1 id x 100 ft Roll
204001
1/4 id x 2 ft Roll - HP Builder's Kit
204002
1/2 id x 2 ft Roll - HP Builder's Kit
204003
5/16 id x 2 ft Roll - HP Builder's Kit
204004
3/8 id x 2 ft Roll - HP Builder's Kit
204008
5/8 id x 2 ft Roll - HP Builder's Kit
204009
5/8 id x 6 ft Roll - HP Builder's Kit
204010
3/4 id x 2 ft Roll - HP Builder's Kit
204016
1 id x 2 ft Roll - HP Builder's Kit

Flexible, Strong, and Versatile

The unique weave of this heat shield sleeve allows it to expand and contract over fittings and terminals. The diameter can expand up to 10% of the nominal inside diameter. Hot Rod Sleeve is the number one fix for vapor lock. The high-performance sleeve is also our number one answer for clutch cables and lines. This heat shield sleeve is also great for wire looms, transmission lines, and more.

1967 F100 Patina Truck

No More Vapor Lock No More Trouble

Fix vapor lock, protect wire harnesses, and protect clutch cables with this amazing heat shield sleeve. Hot Rod Sleeve is thermal sleeving capable of withstanding 1100-F continuous, and this non-flammable sleeve has a special weave that allows it to expand and contract over fittings and terminals. In addition, it has that old-school sleeve look with modern heatshield technology. This is a perfect way to protect wires, fuel lines, brake lines and clutch lines for your custom build.

FAQ

What is the best way to fix and stop vapor lock?

We like the Hot Rod Sleeve to fix and prevent vapor lock issues. Its ability to expand on the inside diameter means it can be used on metal fuel lines as well as a heat shield for metal lines.


My wiring harness melted, how can I fix it?

Using a heat shield sleeve like our Hot Rod Sleeve will stop melting of wire and engine harnesses and it will also act as fire protection in case of a critical failure in the engine compartment. This heat shield sleeve is far superior to the split wire looms you see. You can even slide the Hot Rod Sleeve over these looms to protect them.


How do I get the sleeve to expand over fittings and terminals?

Shorten or “bunch” the sleeve length wise, and stretch the opening of the sleeve then slide over. It may also help to coat fitting or terminal with silicone or dry graphite spray before sliding over. To decrease the id of sleeve after it slides over fitting/terminal pull on both ends of the sleeve to stretch the length.


How much does the Hot Rod Sleeve expand?

Hot Rod Sleeve can expand up to 10 percent over its nominal inside diameter.

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