(4 reviews)

Vapor Block™ Fuel Line Sleeve

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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. Vapor Block™ installs easily with a split design and adhesive flap. There is no need to disconnect the fuel line to install. Simply wrap Vapor Block™ around the line, remove the adhesive liner and press the adhesive flap into place.

Made of glass fiber and polyester laminated to an aluminum outer layer, Vapor Block™ offers excellent long lasting thermal protection without paying for expensive repairs or modifications.

  • 5/8" (16mm) inside diameter x 36"
  • Split design with adhesive flap
  • Use on fuel lines to prevent vapor lock
  • Can be used on any cable, hose or line for added heat protection
Direct Heat Resistance:

Vapor Block™ Fuel Line Sleeve Reviews

Based on 4 reviews

Vapor block fuel line sleeve

Posted by Unknown on Sep 3rd 2018

Effective for insulating fuel line. Good quality material and easy to apply. Seems to have improved vapor lock circumstances.

Product was easy to install, looks professional

Posted by John Backus on May 6th 2018

Have been driving the car, so far no problems , thank you for a good product

Product was easy to install, looks professional

Posted by John Backus on May 5th 2018

The product was easy to install this review is not easy to complete. We have not had a real hot day yet to test the insulation but when we do, I will let you know how it performs.

Vapo Block Fuel Line Sleeve

Posted by HemiHead on Apr 25th 2018

Great product, overpriced.

Sell Sheet:
“WARNING: This product contains a chemical known to the State of California to cause cancer and/or birth defects or other reproductive harm. – www.P65Warnings.ca.gov

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