Mishimoto Replacement Radiator Hose Kit

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

Part #: MMHOSE-RAM-03DE

Overview

The Mishimoto Replacement Radiator Hose Kit is engineered specifically for Dodge Ram 2500, 3500, 4500, and 5500 models equipped with the 5.9L and 6.7L Cummins engines from 2003 to 2010. Designed as a direct replacement for worn, cracked, or leaking factory hoses, this kit restores your cooling system’s integrity and reliability. Whether you rely on your truck for heavy-duty work or daily driving, Mishimoto’s OEM-quality hoses ensure consistent performance and peace of mind.

Each hose in this kit is crafted to meet or exceed the original equipment specifications, providing a perfect fit and long-lasting durability. Backed by Mishimoto’s Lifetime Warranty, this replacement hose kit offers a dependable solution to maintain optimal engine temperatures and prevent costly overheating issues.

Key Features

This replacement hose kit combines quality materials and precise engineering to deliver superior performance and reliability. Key features include:

• Direct-fit replacement hoses designed specifically for 2003–2010 Dodge Ram 5.9L and 6.7L Cummins engines
• Constructed from OEM-quality materials for enhanced durability and resistance to heat, pressure, and coolant chemicals
• Includes both front and rear radiator hoses to ensure complete cooling system restoration
• Engineered to maintain proper coolant flow and prevent leaks or ruptures under demanding conditions
• Backed by Mishimoto’s Lifetime Warranty for long-term reliability and customer confidence
• Resists cracking, swelling, and premature wear common in aging factory hoses
• Maintains factory fitment and appearance for seamless installation and professional results

Construction & Design

The Mishimoto Replacement Radiator Hose Kit is manufactured using premium-grade rubber compounds that replicate or improve upon the original equipment specifications. These materials provide excellent flexibility and strength, allowing the hoses to withstand high temperatures and pressures typical of diesel engine cooling systems. The hoses are reinforced internally to resist collapse and external abrasion, ensuring long service life even in harsh environments.

Each hose is precision-molded to match the exact contours and dimensions of the stock components, guaranteeing a secure fit without the need for modifications. This attention to detail helps maintain proper coolant circulation and prevents leaks that can lead to engine overheating or damage.

Installation & Fitment

Installation of the Mishimoto Replacement Radiator Hose Kit is straightforward and designed to be a direct swap with the original hoses. No special tools or modifications are required, making it accessible for both professional mechanics and experienced DIY enthusiasts. Simply remove the old, damaged hoses and replace them with the Mishimoto components, ensuring all clamps and connections are securely tightened.

This kit fits all 2003 through 2010 Dodge Ram 2500, 3500, 4500, and 5500 trucks equipped with the 5.9L or 6.7L Cummins engines, providing a reliable and hassle-free upgrade to your cooling system.

What's Included

• Front radiator hose
• Rear radiator hose
• All necessary clamps and fittings (if applicable)
• Installation instructions

Ideal For

This replacement hose kit is ideal for Dodge Ram owners who need to restore or maintain their cooling system’s performance. It is especially suited for:

• Work trucks subjected to heavy-duty use and demanding conditions
• Daily drivers requiring reliable cooling system components
• Owners looking to replace aging, cracked, or leaking factory hoses
• Anyone seeking a high-quality, lifetime-backed replacement hose solution

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.