Wehrli Aluminum Coolant Tank Kit

2013–2018 Ram 2500 / 3500 6.7L Diesel

Part #: WCF100628-CT

Overview

The Wehrli Aluminum Coolant Tank Kit is a premium upgrade designed specifically for 2013–2018 Ram 2500 and 3500 trucks equipped with the 6.7L Cummins diesel engine. This fabricated aluminum coolant reservoir replaces the factory clear plastic tank, offering enhanced durability and a striking candy teal powder-coated finish that adds a custom look to your engine bay. Ideal for diesel enthusiasts who want to improve both the appearance and functionality of their cooling system, this tank is engineered to fit perfectly in the OEM coolant tank location without requiring any modifications.

Whether you are running a stock setup or upgrading to larger aftermarket or compound turbochargers, this coolant tank provides the necessary clearance and compatibility to support your performance goals while maintaining reliable coolant monitoring.

Key Features

Designed with both form and function in mind, the Wehrli Aluminum Coolant Tank Kit offers a range of features that enhance your truck’s cooling system:

• Fabricated from high-quality aluminum for superior strength and heat dissipation
• Custom candy teal powder-coated finish for corrosion resistance and eye-catching style
• Clear sight glass integrated for easy coolant level monitoring
• Black anodized CNC machined billet aluminum cap for a precision fit and premium look
• Direct bolt-on installation using OEM mounting points—no drilling or modifications required
• Includes mounting hardware, overflow hose, and low coolant sensor for complete system integration
• Compatible with stock and drop-in turbochargers, plus provides extra clearance for larger aftermarket and compound turbo setups
• Designed to withstand the rigors of heavy-duty diesel applications

Construction & Design

This coolant tank is expertly fabricated from lightweight yet durable aluminum, ensuring long-lasting performance under demanding conditions. The candy teal powder coating not only enhances corrosion resistance but also adds a vibrant, custom aesthetic to your engine bay. The inclusion of a clear sight glass allows for quick visual checks of coolant levels without removing the cap, while the black anodized billet aluminum cap offers a secure seal and complements the tank’s overall design. Engineered to fit precisely in the OEM coolant tank location, this kit uses factory mounting points to maintain a clean and professional installation.

Installation & Fitment

The Wehrli Aluminum Coolant Tank Kit is designed for straightforward installation on 2013–2018 Ram 2500 and 3500 trucks with the 6.7L Cummins diesel engine. It mounts directly in the factory coolant tank location using existing OEM mounting points, eliminating the need for any drilling or additional modifications. Installation requires only basic hand tools, making it accessible for most enthusiasts and professional installers alike. The kit includes all necessary hardware, overflow hose, and a low coolant sensor to ensure seamless integration with your truck’s cooling system.

What's Included

• Fabricated aluminum coolant tank with candy teal powder coat finish
• Black anodized CNC machined billet aluminum cap
• Mounting hardware
• Overflow hose
• Low coolant sensor

Ideal For

This coolant tank kit is perfect for Ram 2500 and 3500 owners who want to upgrade their engine bay aesthetics while improving cooling system durability. It is especially suited for diesel enthusiasts running stock or upgraded turbochargers, including larger aftermarket and compound turbo setups that require additional clearance. Whether you’re focused on daily driving, towing, or performance applications, this tank offers a reliable and stylish solution to replace the factory plastic reservoir.

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.