Mishimoto Silicone Coolant Hose Kit

2019+ Ram Cummins 6.7L

MMHOSE-RAM-19RD

Overview:

The Mishimoto Silicone Coolant Hose Kit is a premium upgrade designed specifically for the 2019 and newer Ram trucks equipped with the 6.7L Cummins engine. This kit replaces the factory rubber radiator hoses with durable, high-quality silicone hoses that offer superior reliability and enhanced style. Ideal for both stock and modified trucks, these hoses provide a direct fit replacement that helps prevent common issues such as leaks and hose degradation caused by heat and pressure over time.

Whether you’re looking to improve your truck’s cooling system durability or add a splash of color under the hood, the Mishimoto Silicone Coolant Hose Kit delivers long-lasting performance and a clean, professional appearance. Backed by Mishimoto’s signature Lifetime Warranty, this kit is a smart investment for Cummins owners seeking dependable cooling system components.

Key Features:

Engineered for durability and performance, the Mishimoto Silicone Coolant Hose Kit offers several key benefits:

• Constructed from high-grade 4-ply silicone with embedded heat-resistant fibers for exceptional heat and pressure tolerance
• Direct fit replacement for factory upper and lower radiator hoses on 2019+ Ram Cummins 6.7L trucks
• Internal spring reinforcement in the lower hose to prevent collapse under vacuum conditions
• Resistant to cracking, swelling, and degradation common with factory rubber hoses
• Available in vibrant red to enhance engine bay aesthetics
• Improves cooling system reliability and reduces risk of coolant leaks or hose failure
• Compatible with both stock and modified cooling setups
• Includes Mishimoto’s Lifetime Warranty for peace of mind

Construction & Design:

The Mishimoto Silicone Coolant Hose Kit is crafted from premium 4-ply silicone material, reinforced with embedded fibers that provide superior resistance to heat, pressure, and chemical exposure compared to traditional rubber hoses. This construction ensures the hoses maintain flexibility and strength even under extreme operating conditions common in diesel truck applications.

The lower radiator hose features an internal spring coil that prevents hose collapse during high vacuum situations, mimicking the design of the factory hose but with enhanced durability. Each hose is precision-molded to match the exact contours and dimensions of the factory hoses, ensuring a seamless, leak-free fit without the need for modifications.

Installation & Fitment:

Installation of the Mishimoto Silicone Coolant Hose Kit is straightforward and designed to be a direct bolt-on replacement for the factory hoses on 2019 and newer Ram trucks with the 6.7L Cummins engine. No special tools or modifications are required, making it an ideal upgrade for DIY enthusiasts and professional mechanics alike. Simply remove the old rubber hoses and install the new silicone hoses using the existing clamps and mounting points.

What's Included:

• Upper radiator silicone hose
• Lower radiator silicone hose with internal spring reinforcement
• All necessary clamps and hardware for installation (if applicable)
• Installation instructions

Ideal For:

This silicone coolant hose kit is perfect for Ram Cummins owners who want to improve the reliability and longevity of their truck’s cooling system. It is especially beneficial for those who frequently tow, haul heavy loads, or operate their trucks in demanding environments where heat and pressure can accelerate hose wear. Additionally, enthusiasts looking to add a custom touch to their engine bay will appreciate the vibrant red color option that complements performance upgrades.

Mishimoto is a performance cooling brand offering aluminum radiators, intercoolers, oil coolers, hoses, and supporting hardware built to manage heat on hard-driven street and track vehicles. For boosted setups and towing/off-road rigs alike, Mishimoto upgrades are designed to increase cooling capacity and reliability where factory systems can become a limitation.