Mishimoto Silicone Radiator Hose Kit

2003–2010 Dodge Ram 2500/3500/4500/5500 5.9L/6.7L Cummins

Part #: MMHOSE-RAM-03DBK

Overview

The Mishimoto Silicone Radiator Hose Kit is a premium upgrade designed specifically for Dodge Ram 2500, 3500, 4500, and 5500 models equipped with the 5.9L and 6.7L Cummins engines from 2003 to 2010. This kit replaces the factory rubber hoses with high-quality silicone hoses that offer enhanced durability and reliability. Ideal for both work trucks and modified pull trucks, the Mishimoto hose kit ensures your cooling system performs optimally under demanding conditions.

Engineered to withstand higher temperatures and pressures, this kit provides peace of mind by reducing the risk of hose failure and coolant leaks. The Mishimoto silicone hoses maintain factory fitment, making installation straightforward without the need for modifications.

Key Features

Designed with performance and longevity in mind, the Mishimoto Silicone Radiator Hose Kit offers several key benefits:

• Constructed from high-grade silicone combined with four layers of heat-resistant fibers for superior heat dissipation
• Increased pressure tolerance compared to standard rubber hoses, reducing the chance of hose bursts
• Enhanced durability that resists cracking, swelling, and deterioration over time
• Maintains exact factory fitment for a hassle-free installation process
• Available in multiple colors including black, blue, and red to match your vehicle’s style
• Designed specifically for Dodge Ram 2500/3500/4500/5500 trucks with 5.9L and 6.7L Cummins engines from 2003 to 2010
• Includes Mishimoto’s industry-leading lifetime warranty for long-term reliability

Construction & Design

The Mishimoto hose kit is expertly engineered using a blend of premium silicone and four layers of heat-resistant fiber reinforcement. This multi-layer construction provides exceptional resistance to heat, pressure, and environmental wear. Unlike factory rubber hoses, which can degrade quickly under extreme conditions, Mishimoto silicone hoses maintain flexibility and strength even after prolonged exposure to high engine temperatures.

The hoses are precision-molded to replicate the exact shape and dimensions of the original equipment, ensuring a perfect fit without the need for trimming or adjustments. The smooth silicone surface also helps improve coolant flow and reduces the risk of buildup or blockages within the cooling system.

Installation & Fitment

Installation of the Mishimoto Silicone Radiator Hose Kit is straightforward and designed to be a direct replacement for the factory hoses. The kit fits all 2003–2010 Dodge Ram 2500, 3500, 4500, and 5500 trucks equipped with 5.9L and 6.7L Cummins engines, ensuring compatibility without modifications. Standard hand tools are sufficient for installation, and the hoses come with all necessary clamps and hardware to complete the job efficiently.

This upgrade is ideal for anyone looking to improve the reliability and longevity of their truck’s cooling system, whether for daily driving, heavy-duty work, or performance applications.

What's Included

• Complete set of silicone radiator hoses tailored for Dodge Ram 2500/3500/4500/5500 5.9L/6.7L Cummins (2003–2010)
• All required clamps and fittings for secure installation
• Installation instructions for easy reference

Ideal For

This Mishimoto Silicone Radiator Hose Kit is perfect for Dodge Ram owners who demand enhanced cooling system performance and durability. It is especially suited for:

• Work trucks subjected to heavy loads and extended operation
• Modified or performance trucks requiring higher pressure tolerance
• Owners seeking a long-lasting, maintenance-free cooling hose solution
• Anyone wanting to replace aging or damaged factory rubber hoses with a superior alternative

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.