Installation Instructions

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Mishimoto Silicone Coolant Hose Kits are constructed from a combination of high-grade silicone and four layers of heat-resistant fibers to provide superior durability and increased pressure tolerance. Mishimoto makes direct fit silicone coolant kits specifically for Duramax, Cummins and Powerstroke diesels.

Key Features

  • Direct Fit OEM Replacement Silicone Coolant Kits
  • Four Layers of Heat-Resistant Fibers and Silicone
  • Max Temperature of 330°Fahrenheit
  • Efficiently Reduces Heat
  • Increases Pressure Tolerance
  • T-bolt Clamps Included for Easy Install
  • Offered in Black, Blue, or Red color options
  • Mishimoto Lifetime Warranty

Mishimoto silicone coolant hose kits are engineered to retain flawless factory fitment and provide years of reliable service. A cooling system is only as strong as its weakest link; old rubber hoses are prone to failure from years of abuse. Upgrade your diesel with Mishimoto’s coolant hoses for the ultimate in performance and style. Mishimoto Silicone Coolant Kits, like all of their performance parts, comes with the Mishimoto Lifetime Warranty.


This product can expose you to chemicals which are known to the State of California to cause cancer. For more information go to
California Proposition 65 Notice
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