Mishimoto Silicone Radiator Hose Kit

Ram 2500 / 3500 13-14 6.7L Diesel/6.4L/5.7L

Part #: MMHOSE-RAM-13BL

Overview

The Mishimoto Silicone Radiator Hose Kit is a premium cooling system upgrade designed specifically for 2013 to 2014 Ram 2500 and Ram 3500 trucks equipped with the 6.7L Cummins engine. This kit replaces the factory rubber radiator hoses with high-quality silicone hoses engineered to withstand extreme heat, pressure, and demanding operating conditions. Whether you drive your Ram as a daily driver, a heavy-duty work truck, or a performance enthusiast, this hose kit enhances cooling system reliability and durability, reducing the risk of hose failure and overheating.

Built to meet or exceed OEM specifications, the Mishimoto hose kit offers a direct-fit solution that improves longevity and performance without requiring modifications. It is ideal for stock trucks as well as those with engine modifications or heavy towing demands.

Key Features

Engineered for durability and superior cooling system performance, the Mishimoto Silicone Radiator Hose Kit includes:

• Constructed from high-grade 4-ply silicone with embedded heat-resistant fibers for exceptional thermal and pressure resistance
• Complete replacement of factory upper and lower main radiator hoses plus upper and lower secondary radiator hoses
• One-piece design for secondary hoses eliminates the failure-prone stock Y-connector, enhancing durability
• Internal spring reinforcement in the lower radiator hose prevents hose collapse under vacuum or boost conditions
• Vibrant blue color adds a clean, performance-oriented look to the engine bay
• Specifically engineered for the 2013–2014 6.7L Cummins engine applications
• Includes Mishimoto’s Lifetime Warranty for long-term peace of mind

Construction & Design

The Mishimoto Silicone Radiator Hose Kit is crafted from premium 4-ply silicone material reinforced with embedded fibers, providing superior resistance to heat, pressure, and chemical degradation compared to standard rubber hoses. This advanced construction ensures the hoses maintain flexibility and strength even under the rigorous conditions of heavy-duty diesel operation.

The lower radiator hose features an internal spring that mirrors the factory design to prevent hose collapse during high vacuum or boost scenarios. Additionally, the one-piece design of the secondary hoses eliminates the stock Y-connector, a common failure point, resulting in improved overall system reliability and longevity.

Installation & Fitment

This hose kit is a direct bolt-on replacement for the factory coolant hoses on 2013 to 2014 Ram 2500 and Ram 3500 trucks equipped with the 6.7L Cummins engine. Installation requires no modifications, making it a straightforward upgrade for professional mechanics and experienced DIY enthusiasts alike. The kit includes all necessary hoses to fully replace the main and secondary radiator hoses, providing a complete cooling system refresh.

What's Included

• Upper main radiator hose
• Lower main radiator hose with internal spring reinforcement
• Upper secondary radiator hose (one-piece design)
• Lower secondary radiator hose (one-piece design)

Ideal For

This Mishimoto Silicone Radiator Hose Kit is perfect for Ram 2500 and Ram 3500 owners who want to improve the durability and reliability of their 6.7L Cummins cooling system. It is especially beneficial for those who tow heavy loads, operate in extreme temperatures, or have modified their engine for increased performance. The kit reduces the risk of coolant hose failure and overheating during demanding driving conditions, providing peace of mind and enhanced cooling system longevity.

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.