Mishimoto Silicone Radiator Hose Kit

2010–2012 Dodge / RAM 2500/3500 6.7L Cummins

Part #: MMHOSE-RAM-10DRD

Overview

The Mishimoto Silicone Radiator Hose Kit is a direct replacement upgrade designed specifically for the 2010 to 2012 Dodge and RAM 2500/3500 trucks equipped with the 6.7L Cummins engine. This kit replaces the factory rubber upper and lower radiator hoses with high-quality silicone hoses engineered to withstand the demanding conditions of both stock and modified diesel applications. Ideal for enthusiasts and professionals seeking enhanced durability and reliability, this kit ensures your cooling system maintains optimal performance under increased heat and pressure.

Whether you are looking to prevent premature hose failure or improve the longevity of your cooling system components, the Mishimoto silicone hoses offer a superior alternative to OEM parts. Available in a vibrant red finish, this kit also adds a touch of style under the hood while delivering proven performance benefits.

Key Features

Engineered for durability and performance, the Mishimoto Silicone Radiator Hose Kit offers the following key features:

• Constructed from high-grade 4-ply silicone with embedded heat-resistant fibers for exceptional strength and longevity
• Designed to withstand higher temperatures and pressures compared to factory rubber hoses
• Includes an internal spring in the lower hose to prevent hose collapse and maintain coolant flow
• Direct-fit replacement for the 2010–2012 Dodge / RAM 2500/3500 6.7L Cummins, ensuring hassle-free installation
• Available in red, black, or blue to match your vehicle’s style and personal preference
• Resistant to oil, coolant, and other automotive fluids, reducing the risk of degradation over time
• Improves cooling system reliability, especially in high-performance or heavy-duty applications
• Backed by the Mishimoto Lifetime Warranty, guaranteeing quality and craftsmanship

Construction & Design

The Mishimoto Silicone Radiator Hose Kit is crafted from premium 4-ply silicone material reinforced with heat-resistant fibers, providing superior resistance to heat, pressure, and environmental wear. This advanced construction significantly outperforms traditional rubber hoses, which are prone to cracking, swelling, and premature failure under extreme conditions.

The lower radiator hose features an integrated internal spring, mirroring the design of the factory hose, to prevent collapse under vacuum conditions and maintain consistent coolant flow. Each hose is precision-molded to match the exact contours and dimensions of the OEM parts, ensuring a perfect fit without modifications.

Installation & Fitment

This kit is engineered as a direct bolt-on replacement for the 2010 through 2012 Dodge and RAM 2500/3500 trucks equipped with the 6.7L Cummins engine. Installation requires no special tools or modifications, making it accessible for both professional mechanics and experienced DIY enthusiasts. Simply remove the factory hoses and replace them with the Mishimoto silicone hoses using the existing clamps and mounting points.

For best results, it is recommended to inspect and replace any worn clamps or related cooling system components during installation to ensure a secure and leak-free fit.

What's Included

• One upper radiator hose (red silicone)
• One lower radiator hose with internal spring (red silicone)
• Installation instructions

Ideal For

This Mishimoto Silicone Radiator Hose Kit is ideal for Dodge and RAM 2500/3500 owners who want to upgrade their cooling system’s reliability and durability. It is especially beneficial for those running modified or high-performance 6.7L Cummins engines, heavy towing, or operating in extreme temperature environments. The kit also appeals to enthusiasts looking to add a custom appearance under the hood with vibrant red hoses.

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.