Wehrli Upper Coolant Pipe

2013–2015 Ram 2500 / 3500 6.7L Diesel

Part #: WCF100867-GW

Overview

The Wehrli Upper Coolant Pipe is a direct replacement for the factory upper coolant hose assembly on 2013 to 2015 Ram 2500 and 3500 heavy-duty trucks equipped with the 6.7L Cummins diesel engine and dual radiator setup. Designed specifically for vehicles with OEM dual radiators, this aluminum pipe replaces the original rubber hose and plastic Y-connector, which are prone to cracking and coolant leaks over time. By upgrading to this durable, powder-coated aluminum pipe, owners can improve reliability and reduce the risk of coolant system failures that can lead to costly repairs.

This part is ideal for Ram diesel truck owners looking to maintain or enhance the cooling system’s durability while preserving OEM fitment and performance. It offers a long-lasting solution that withstands high temperatures and pressure better than the factory components.

Key Features

The Wehrli Upper Coolant Pipe combines robust construction with precise engineering to ensure a perfect fit and dependable operation. Key features include:

• Direct OEM replacement for the upper coolant hose with Y-connector on dual radiator Ram 2500/3500 trucks
• Compatible with 2013–2015 Ram 2500 and 3500 models equipped with the 6.7L Cummins diesel engine
• Constructed from high-quality aluminum for superior strength and heat resistance
• Powder-coated finish available in gloss white or other color options for corrosion protection and aesthetic appeal
• Eliminates the failure-prone plastic connector found in the OEM hose assembly
• Engineered specifically for use with OEM dual radiator configurations to ensure proper fitment
• Replaces MOPAR part numbers 52014722AD, 52014722AB, and 52014722AC
• Helps prevent coolant leaks and overheating issues associated with aging rubber hoses and plastic fittings

Construction & Design

This upper coolant pipe is precision-crafted from durable aluminum, chosen for its excellent thermal conductivity and resistance to cracking under heat and pressure. The aluminum construction offers a significant upgrade over the factory rubber hose and plastic Y-connector, which are susceptible to deterioration from engine heat and coolant exposure. The pipe is powder coated in gloss white, providing a tough, corrosion-resistant finish that also enhances the engine bay’s appearance. The design maintains OEM specifications to ensure seamless integration with the factory dual radiator system without requiring modifications.

Installation & Fitment

Installation is straightforward and designed to be a direct bolt-on replacement for the factory upper coolant hose assembly on 2013–2015 Ram 2500 and 3500 trucks equipped with the 6.7L Cummins diesel engine and dual radiators. No special tools or modifications are required when used with OEM dual radiator setups. It is important to note that aftermarket radiators with different inlet locations may cause fitment issues. Always verify compatibility with your radiator configuration before installation.

What's Included

• One aluminum upper coolant pipe with integrated Y-connector
• Powder-coated finish in gloss white (or selected color option)
• Installation hardware as required for direct OEM replacement

Ideal For

This upper coolant pipe is perfect for Ram 2500 and 3500 owners who want to upgrade their cooling system’s reliability and longevity. It is especially suited for those experiencing coolant leaks or failures due to the factory rubber hose and plastic connector. Fleet operators, diesel enthusiasts, and anyone maintaining a 2013–2015 Ram HD truck with a 6.7L Cummins and dual radiators will benefit from this durable, high-quality replacement part.

Wehrli Custom Fabrication (WCFab) is a diesel performance and metal fabrication specialist building upgraded hard parts and engineered solutions for Duramax, Cummins, and Power Stroke trucks. Known for high-quality fabrication and truck-focused product development, WCFab supports everything from tow rigs to race-oriented diesel builds where durability, airflow, and heat management matter.