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Vapor Block solves the problem of fuel and other fluids boiling from extreme heat and causing a vapor lock situation. Prevent rough idling and difficult starting caused by vapor lock with DEI Vapor Block. Vapor Block fuel line sleeve was specifically developed to prevent vapor lock in fuel systems by greatly reducing heat in the line to keep fuel cooler and below boiling.
Key Features
- Made of glass fiber and polyester laminated to an aluminum outer layer, Vapor Block(TM) offers excellent long lasting thermal protection without paying for expensive repairs or modifications.
- 5DO NOT apply directly to exhaust components.
Fitment
Universal application. Confirm dimensions, temperature rating, clearance, and the intended component before ordering. This product does not receive a vehicle YMM tag.
Specifications
| Manufacturer | Design Engineering Inc. (DEI) |
|---|---|
| Manufacturer Part Number | 10669 |
| Product Type | Thermal Protection |
| Fitment Type | Universal |
| Listed Size | 16mm |
What's Included
One 36 inch length of Vapor Block with a 5/8 inch inside diameter. *DO NOT apply directly to exhaust components.
About DEI
Design Engineering Inc. develops automotive thermal, acoustic, and vibration-control products for underhood, exhaust, interior, and electrical applications. Match every product by exact manufacturer part number and published use.
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Frequently Asked Questions
Is this a universal-fit product?
Yes. It is not tied to a Year Make Model record. Confirm dimensions, temperature exposure, clearances, and the intended component before ordering.
What should I verify before ordering?
Match the DEI part number, product dimensions, material, intended location, and required clearance to the job.
Are all mounting materials included?
Only the components DEI lists for this exact part number are included. Related tape, ties, tools, or surface preparation materials may be separate.
Installation Instructions
- Confirm part number 10669, dimensions, and the intended application.
- Read the DEI instructions supplied for this exact product before disassembly.
- Allow hot components to cool and clean every mounting or contact surface.
- Test-position the product and maintain clearance from moving parts, fluids, and electrical terminals.
- Install with the specified overlap, fasteners, adhesive, or hardware, then inspect it after the first heat cycle.
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