Description
Mishimoto Silicone Radiator Hose Kit
2010–2012 Dodge Ram 2500/3500 6.7L Diesel
Part #: MMHOSE-RAM-10DBL
The Mishimoto Silicone Radiator Hose Kit is a premium cooling system upgrade designed specifically for 2010 to 2012 Dodge Ram 2500 and 3500 trucks equipped with the 6.7L Cummins diesel engine. This kit replaces the factory rubber upper and lower radiator hoses with high-quality silicone hoses engineered for enhanced durability and reliability. Whether you’re towing heavy loads, driving off-road, or simply seeking improved longevity, Mishimoto’s hoses deliver superior resistance to heat, pressure, and environmental wear compared to OEM rubber components.
Ideal for both stock and modified Cummins engines, this kit helps maintain optimal coolant flow and system integrity under demanding conditions. The vibrant blue hoses also add a clean, customized look to your engine bay, with additional color options available for personalization.
Key Features
Engineered for heavy-duty performance and long-lasting reliability, the Mishimoto Silicone Radiator Hose Kit offers:
- Constructed from high-grade 4-ply silicone reinforced with heat-resistant fibers for exceptional thermal and pressure tolerance
- Includes both upper and lower radiator hoses tailored to fit the 6.7L Cummins engine in 2010–2012 Dodge Ram 2500 and 3500 models
- Lower hose features an internal spring coil to prevent collapse under vacuum conditions, maintaining consistent coolant flow
- Resistant to oil, coolant, and environmental contaminants, reducing the risk of premature failure
- Available in vibrant blue, with additional color options in red and black for personalized engine bay styling
- Direct bolt-on installation with no modifications required
- Backed by the Mishimoto Lifetime Warranty for long-term quality assurance
Construction & Design
The Mishimoto Silicone Radiator Hose Kit is crafted from premium 4-ply silicone material reinforced with embedded heat-resistant fibers. This multi-layer construction provides superior strength, flexibility, and durability compared to traditional rubber hoses, allowing the hoses to withstand extreme temperatures and pressures typical of heavy-duty diesel applications.
The lower radiator hose incorporates an internal spring coil, a critical design feature that prevents hose collapse during high vacuum conditions. This ensures consistent coolant flow and reliable cooling system performance. Each hose is precision-molded to match the exact contours and dimensions of the factory hoses, guaranteeing a perfect fit and seamless integration with your vehicle’s cooling system.
Installation & Fitment
This hose kit is designed for a straightforward, direct replacement of the factory upper and lower radiator hoses on 2010–2012 Dodge Ram 2500 and 3500 trucks powered by the 6.7L Cummins diesel engine. No cutting, trimming, or additional modifications are necessary, making installation accessible for both experienced DIY enthusiasts and professional mechanics. Simply remove the OEM hoses and install the Mishimoto silicone hoses using the existing clamps and mounting points for a secure, leak-free connection.
What’s Included
- One upper radiator hose (blue silicone)
- One lower radiator hose with internal spring (blue silicone)
- Installation instructions
Ideal For
This Mishimoto Silicone Radiator Hose Kit is perfect for Dodge Ram 2500 and 3500 owners with 2010–2012 6.7L Cummins diesel engines who want to upgrade their cooling system’s durability and reliability. It is especially beneficial for those who tow heavy loads, operate in extreme temperatures, or have modified their engine for increased performance. Additionally, enthusiasts looking to enhance their engine bay’s appearance with vibrant, customizable hose colors will appreciate this upgrade.






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