Wehrli Upper Coolant Pipe Dual Radiator

2013–2015 Ram 2500 / 3500 6.7L Diesel

Part #: WCF100867-SGB

Overview

The Wehrli Upper Coolant Pipe with Y-Connector is a direct replacement for the OEM rubber upper coolant hose found on 2013–2015 Ram 2500 and 3500 HD trucks equipped with the 6.7L Cummins diesel engine and dual radiator setup. Designed specifically for trucks with dual radiators, this aluminum pipe eliminates the common failure points associated with the factory plastic connector and rubber hose, which are prone to leaks and deterioration over time.

Ideal for diesel truck owners seeking a durable, long-lasting cooling system upgrade, this upper coolant pipe enhances reliability and helps maintain optimal engine temperatures under demanding conditions. It is powder coated in a semi-gloss black finish for corrosion resistance and a clean, professional appearance.

Key Features

Engineered to provide a superior cooling system connection, the Wehrli Upper Coolant Pipe offers the following benefits:

• Constructed from high-quality aluminum for strength and durability
• Replaces OEM rubber hose and plastic Y-connector prone to leaks
• Specifically designed for use with factory dual radiator setups on Ram 2500/3500 6.7L Cummins (2013–2015)
• Powder coated in semi-gloss black for corrosion resistance and enhanced aesthetics
• Direct bolt-on replacement with no modifications required when used with OEM radiators
• Improves coolant flow reliability and reduces risk of overheating
• Compatible with OEM MOPAR part numbers 52014722AD, 52014722AB, and 52014722AC
• Precision engineered Y-connector ensures proper coolant distribution between dual radiators

Construction & Design

This upper coolant pipe is crafted from premium-grade aluminum, chosen for its excellent thermal conductivity and resistance to corrosion. The robust construction eliminates the weak points found in the factory rubber hose and plastic connectors, which can crack or degrade under heat and pressure. The semi-gloss black powder coat finish not only protects the pipe from rust and environmental damage but also provides a sleek, professional look under the hood.

The integrated Y-connector is engineered to match the exact inlet locations of the OEM dual radiator system, ensuring a precise fit and optimal coolant flow. This design helps maintain consistent engine temperatures and supports the heavy-duty cooling demands of the 6.7L Cummins diesel engine.

Installation & Fitment

The Wehrli Upper Coolant Pipe is a direct replacement part designed for 2013–2015 Ram 2500 and 3500 trucks equipped with the 6.7L Cummins engine and factory dual radiator setup. Installation is straightforward and requires no modifications when used with OEM radiators. Simply remove the original rubber hose and plastic connector assembly and install the aluminum pipe using existing mounting points and hardware.

It is important to note that fitment with aftermarket radiators may vary if their inlet locations differ from the factory design, potentially requiring adjustments or custom modifications.

What's Included

• One aluminum upper coolant pipe with integrated Y-connector
• Powder coated semi-gloss black finish
• Installation hardware (if applicable)
• Detailed installation instructions

Ideal For

This upper coolant pipe is ideal for Ram 2500 and 3500 owners who want to upgrade their cooling system’s reliability and durability. It is especially suited for those who experience coolant leaks or failures with the factory rubber hose and plastic connector, or who operate their trucks in demanding conditions such as towing, hauling, or off-road use. Diesel enthusiasts looking for a quality OEM replacement part with enhanced longevity will appreciate this upgrade.

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.