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  • Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
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Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
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Load image into Gallery viewer, Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Load image into Gallery viewer, Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Load image into Gallery viewer, Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Load image into Gallery viewer, Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Load image into Gallery viewer, Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Load image into Gallery viewer, Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Load image into Gallery viewer, Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Load image into Gallery viewer, Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks

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Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks

Mishimoto
misMMHOSE-DMAX-11RD
In stock
Coolant Hose
$429.00 $407.99
Ensure the longevity of your engine's cooling system with the Mishimoto 6.6L Duramax Silicone Coolant Hose...
$407.99
Mishimoto 6.6L Duramax Silicone Coolant Hose Kit for Chevrolet and GMC Trucks
Description

Ensure the longevity of your engine's cooling system with the Mishimoto 6.6L Duramax Silicone Coolant Hose Kit. Designed specifically for Chevrolet Express 2500 and 3500 models from 2011 to 2013, as well as GMC Sierra 2500 HD and 3500 HD trucks from 2011 to 2015, this kit offers a reliable upgrade that withstands high pressure and temperature conditions. Constructed with high-grade silicone and reinforced with five layers of heat-resistant embedded fibers, these hoses are engineered to provide enhanced durability and performance under demanding driving environments. The quick disconnect billet CNC-machined ends allow for a direct, factory-style fitment, eliminating the need for cutting or modifications, simplifying installation and ensuring a secure connection. Pairing seamlessly with Mishimoto’s aluminum performance radiators, this hose kit creates a highly efficient cooling system that can last the lifetime of your truck, making it ideal for both stock and modified vehicles. Available in black, blue, and red, these hoses not only perform but also add a sleek aesthetic to your engine bay. Backed by Mishimoto's signature lifetime warranty, this product guarantees quality and peace of mind for the long haul. Whether you're upgrading for reliability or performance, this silicone hose kit ensures your cooling system is prepared to handle high heat and pressure, contributing to the overall health and longevity of your engine.

Features:

  • 6061 aluminum CNC-machined coupler for a seamless connection between the lower radiator hose and factory radiator
  • Constructed with five layers of heat-resistant fibers and high-quality silicone for increased durability
  • Includes T-bolt clamps for secure and easy installation
  • Designed to fit Chevrolet Express 2500/3500 and GMC Sierra 2500/3500 HD trucks from 2011 to 2015
  • Available in black, blue, and red to match your aesthetic preferences

Fitment:
2011 Chevrolet Express 2500 Base
2011 Chevrolet Express 3500 Base
2011 Chevrolet Silverado 2500 HD LT
2011 Chevrolet Silverado 2500 HD LTZ
2011 Chevrolet Silverado 2500 HD WT
2011 Chevrolet Silverado 3500 HD LT
2011 Chevrolet Silverado 3500 HD LTZ
2011 Chevrolet Silverado 3500 HD WT
2011 GMC Sierra 2500 HD Denali
2011 GMC Sierra 2500 HD SLE
2011 GMC Sierra 2500 HD SLT
2011 GMC Sierra 2500 HD WT
2011 GMC Sierra 3500 HD Denali
2011 GMC Sierra 3500 HD SLE
2011 GMC Sierra 3500 HD SLT
2011 GMC Sierra 3500 HD WT
2012 Chevrolet Express 2500 Base
2012 Chevrolet Express 3500 Base
2012 Chevrolet Silverado 2500 HD LT
2012 Chevrolet Silverado 2500 HD LTZ
2012 Chevrolet Silverado 2500 HD WT
2012 Chevrolet Silverado 3500 HD LT
2012 Chevrolet Silverado 3500 HD LTZ
2012 Chevrolet Silverado 3500 HD WT
2012 GMC Sierra 2500 HD Denali
2012 GMC Sierra 2500 HD SLE
2012 GMC Sierra 2500 HD SLT
2012 GMC Sierra 2500 HD WT
2012 GMC Sierra 3500 HD Denali
2012 GMC Sierra 3500 HD SLE
2012 GMC Sierra 3500 HD SLT
2012 GMC Sierra 3500 HD WT
2013 Chevrolet Express 2500 Base
2013 Chevrolet Express 3500 Base
2013 Chevrolet Silverado 2500 HD LT
2013 Chevrolet Silverado 2500 HD LTZ
2013 Chevrolet Silverado 2500 HD WT
2013 Chevrolet Silverado 3500 HD LT
2013 Chevrolet Silverado 3500 HD LTZ
2013 Chevrolet Silverado 3500 HD WT
2013 GMC Sierra 2500 HD Denali
2013 GMC Sierra 2500 HD SLE
2013 GMC Sierra 2500 HD SLT
2013 GMC Sierra 2500 HD WT
2013 GMC Sierra 3500 HD Denali
2013 GMC Sierra 3500 HD SLE
2013 GMC Sierra 3500 HD SLT
2013 GMC Sierra 3500 HD WT
2014 Chevrolet Express 2500 Base
2014 Chevrolet Express 3500 Base
2014 Chevrolet Silverado 2500 HD LT
2014 Chevrolet Silverado 2500 HD LTZ
2014 Chevrolet Silverado 2500 HD WT
2014 Chevrolet Silverado 3500 HD LT
2014 Chevrolet Silverado 3500 HD LTZ
2014 Chevrolet Silverado 3500 HD WT
2014 GMC Sierra 2500 HD Denali
2014 GMC Sierra 2500 HD SLE
2014 GMC Sierra 2500 HD SLT
2014 GMC Sierra 2500 HD WT
2014 GMC Sierra 3500 HD Denali
2014 GMC Sierra 3500 HD SLE
2014 GMC Sierra 3500 HD SLT
2014 GMC Sierra 3500 HD WT
2015 Chevrolet Express 2500 Base
2015 Chevrolet Express 3500 Base
2015 Chevrolet Silverado 2500 HD High Country
2015 Chevrolet Silverado 2500 HD LT
2015 Chevrolet Silverado 2500 HD LTZ
2015 Chevrolet Silverado 2500 HD WT
2015 Chevrolet Silverado 3500 HD High Country
2015 Chevrolet Silverado 3500 HD LT
2015 Chevrolet Silverado 3500 HD LTZ
2015 Chevrolet Silverado 3500 HD WT
2015 GMC Sierra 2500 HD Base
2015 GMC Sierra 2500 HD Denali
2015 GMC Sierra 2500 HD SLE
2015 GMC Sierra 2500 HD SLT
2015 GMC Sierra 3500 HD Base
2015 GMC Sierra 3500 HD Denali
2015 GMC Sierra 3500 HD SLE
2015 GMC Sierra 3500 HD SLT
2016 Chevrolet Silverado 2500 HD High Country
2016 Chevrolet Silverado 2500 HD LT
2016 Chevrolet Silverado 2500 HD LTZ
2016 Chevrolet Silverado 2500 HD WT
2016 Chevrolet Silverado 3500 HD High Country
2016 Chevrolet Silverado 3500 HD LT
2016 Chevrolet Silverado 3500 HD LTZ
2016 Chevrolet Silverado 3500 HD WT
2016 GMC Sierra 2500 HD Base
2016 GMC Sierra 2500 HD Denali
2016 GMC Sierra 2500 HD SLE
2016 GMC Sierra 2500 HD SLT
2016 GMC Sierra 3500 HD Base
2016 GMC Sierra 3500 HD Denali
2016 GMC Sierra 3500 HD SLE
2016 GMC Sierra 3500 HD SLT

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Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.

Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.

Returns

Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.

Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.

Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.

Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).

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