Wehrli Aluminum Coolant Tank Kit

2013–2018 Ram 2500 / 3500 6.7L Diesel

Part #: WCF100628-KIWI

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, improved aesthetics, and superior functionality. Ideal for diesel enthusiasts and truck owners looking to dress up their engine bay while maintaining reliable cooling system performance.

Engineered to mount directly in the OEM coolant tank location, this kit requires no modifications and uses the original mounting points. It is compatible with stock turbochargers as well as larger aftermarket and compound turbo setups, providing additional clearance where needed.

Key Features

This coolant tank kit combines style, strength, and practicality to meet the demands of diesel truck owners:

• Fabricated from high-quality aluminum for superior strength and heat dissipation
• Custom powder-coated finish in vibrant Kiwi Green for a standout engine bay appearance
• Includes a clear sight glass for easy coolant level monitoring without removing the cap
• Black anodized CNC machined billet aluminum cap for a precision fit and premium look
• Mounts directly to OEM coolant tank location using factory mounting points—no drilling or modifications required
• Comes with all necessary mounting hardware, overflow hose, and low coolant sensor for a complete installation
• Compatible with stock and drop-in turbochargers, plus provides extra clearance for larger aftermarket and compound turbo setups
• Designed for easy installation using basic hand tools

Construction & Design

The coolant tank is expertly fabricated from lightweight yet durable aluminum, ensuring long-lasting resistance to corrosion and heat. The powder-coated Kiwi Green finish not only enhances visual appeal but also provides an additional protective layer against environmental wear. The inclusion of a black anodized billet aluminum cap adds a refined touch while maintaining a secure seal. The sight glass is integrated seamlessly into the tank design, allowing for quick and accurate coolant level checks without the need to remove the cap.

Every aspect of this tank kit is engineered to fit perfectly within the OEM coolant tank location, preserving factory fitment and function while elevating the overall engine bay presentation.

Installation & Fitment

Installation is straightforward and designed for the do-it-yourself enthusiast or professional mechanic. The kit mounts using the original factory mounting points on 2013–2018 Ram 2500 and 3500 trucks with the 6.7L Cummins diesel engine, requiring no additional modifications or custom fabrication. Basic hand tools are all that’s needed to complete the swap, making it a hassle-free upgrade. The kit includes all necessary hardware, overflow hose, and low coolant sensor to ensure a seamless replacement of the stock coolant reservoir.

What's Included

• Fabricated aluminum coolant tank with powder-coated Kiwi Green finish
• Black anodized CNC machined billet aluminum cap
• Mounting hardware for OEM installation
• 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 with a durable, stylish, and functional coolant reservoir. It suits diesel truck enthusiasts running stock or upgraded turbochargers, including larger aftermarket and compound turbo setups that require additional clearance. Whether you’re focused on performance, reliability, or aesthetics, this kit offers a high-quality solution that enhances your truck’s cooling system and overall appearance.

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.