S&B Heater Core Supply Hose

2003–2024 Dodge Ram 2500/3500 5.9L & 6.7L Diesel

Part #: 83-1013

Overview

The S&B Heater Core Supply Hose is a premium replacement part designed specifically for Dodge Ram 2500 and 3500 models equipped with 5.9L and 6.7L diesel engines from 2003 through 2024. This hose addresses the common issue of leaks found in the original equipment manufacturer (OEM) heater core supply hoses by offering a more durable and reliable solution. Built to withstand the rigors of daily driving and extreme conditions, it ensures consistent coolant flow to the heater core, maintaining optimal cabin heating performance and engine temperature regulation.

Ideal for diesel truck owners seeking a long-lasting upgrade, the S&B Heater Core Supply Hose provides peace of mind by eliminating the frequent maintenance and replacement cycles associated with the OEM hose. Whether you use your Ram for heavy-duty work or daily driving, this hose delivers dependable performance and durability.

Key Features

Engineered to exceed OEM standards, the S&B Heater Core Supply Hose offers several advantages that enhance reliability and longevity:

• Constructed from high-quality, heat-resistant materials to prevent cracking and leaks
• Precision fitment for Dodge Ram 2500 and 3500 models with 5.9L and 6.7L diesel engines (2003–2024)
• Improved resistance to coolant and environmental contaminants
• Designed to maintain consistent coolant flow for optimal heater core function
• OEM-style connectors and fittings for straightforward installation
• Durable construction that withstands high engine bay temperatures and pressure
• Corrosion-resistant components to extend service life
• Tested for leak-proof performance under demanding conditions

Construction & Design

The S&B Heater Core Supply Hose is crafted using premium-grade rubber compounds combined with reinforced layers to resist heat, pressure, and chemical degradation. This robust construction ensures the hose maintains its integrity over time, even in the harsh environment of a diesel engine bay. The hose features precision-molded ends and secure fittings that replicate the OEM design, guaranteeing a perfect fit without the need for modifications. Its enhanced durability reduces the risk of coolant leaks that can lead to engine overheating or heater core failure.

Every hose undergoes rigorous quality control to meet or exceed industry standards, providing a reliable replacement that supports the longevity and performance of your Dodge Ram’s cooling system.

Installation & Fitment

Installation of the S&B Heater Core Supply Hose is straightforward and designed to be a direct replacement for the original part. It fits the following vehicles:

• 2003–2007 Dodge Ram 2500 5.9L Diesel
• 2003–2007 Dodge Ram 3500 5.9L Diesel
• 2007–2010 Dodge Ram 2500 6.7L Diesel
• 2007–2010 Dodge Ram 3500 6.7L Diesel
• 2011–2024 Ram 2500 6.7L Diesel
• 2011–2024 Ram 3500 6.7L Diesel

No special tools or modifications are required, making it suitable for professional mechanics and experienced DIY enthusiasts alike. Simply remove the old, worn hose and install the S&B replacement to restore proper coolant flow and heater core function.

What's Included

• One S&B Heater Core Supply Hose (Part #83-1013)

Ideal For

This heater core supply hose is ideal for Dodge Ram 2500 and 3500 owners who demand a reliable, long-lasting replacement part for their diesel trucks. It is especially suited for those experiencing leaks or failures with the OEM hose, as well as fleet operators and diesel enthusiasts who prioritize durability and consistent performance in their cooling system components.

S&B Filters builds high-flow air filtration and intake systems for trucks and diesel performance applications, focusing on airflow, filtration efficiency, and durability. Their cold air intake kits and replacement filters are popular upgrades for enthusiasts who want improved breathing, towing confidence, and long-term serviceability on hard-working rigs.