Wehrli Aluminum Coolant Tank Kit

2013–2018 Ram 2500 / 3500 6.7L Diesel

Part #: WCF100628-BC

Overview

The Wehrli Aluminum Coolant Tank Kit is a premium upgrade designed specifically for 2013 to 2018 Ram 2500 and 3500 trucks equipped with the 6.7L Cummins diesel engine. This fabricated aluminum coolant tank replaces the factory clear plastic reservoir, offering enhanced durability, improved aesthetics, and superior functionality. Ideal for diesel enthusiasts and professionals seeking a reliable and visually appealing engine bay upgrade, this kit maintains OEM mounting points and fits seamlessly without requiring additional modifications.

Engineered to withstand the rigors of heavy-duty use, the tank features a custom powder-coated bronze chrome finish that adds a distinctive look while resisting corrosion and wear. The integrated sight glass allows for quick and easy coolant level checks, enhancing maintenance convenience and ensuring optimal engine cooling performance.

Key Features

This coolant tank kit combines thoughtful design with high-quality materials to deliver a robust and functional upgrade:

• Fabricated from lightweight, durable aluminum for long-lasting performance
• Custom powder-coated bronze chrome finish for corrosion resistance and enhanced engine bay appearance
• Clear sight glass integrated into the tank for easy coolant level monitoring
• Black anodized CNC machined billet aluminum cap for a precision fit and stylish look
• Direct fit replacement using OEM mounting points—no drilling or modifications required
• Includes mounting hardware, overflow hose, and low coolant sensor for complete installation
• Compatible with stock and drop-in turbochargers, plus provides extra clearance for larger aftermarket or compound turbo setups
• Designed to fit stock trucks without any additional modifications
• Simple installation with basic hand tools

Construction & Design

The Wehrli Aluminum Coolant Tank Kit is expertly crafted from high-grade aluminum, chosen for its excellent heat dissipation properties and resistance to corrosion. The fabrication process ensures a precise fit and structural integrity, while the powder-coated bronze chrome finish not only protects the tank from environmental damage but also adds a premium, custom look to the engine bay.

The inclusion of a black anodized billet aluminum cap, CNC machined for accuracy, complements the tank’s design and provides a secure seal to maintain system pressure. The integrated sight glass is strategically positioned for quick visual coolant checks without the need to open the cap, enhancing safety and convenience.

Installation & Fitment

Installation is straightforward and designed to be completed with basic hand tools. The tank mounts directly in the OEM coolant reservoir location using existing mounting points, eliminating the need for drilling or fabrication. This ensures a clean, factory-like installation that maintains the integrity of your vehicle’s engine bay.

The kit is engineered to fit 2013–2018 Ram 2500 and 3500 models equipped with the 6.7L Cummins diesel engine. It is compatible with stock turbochargers and drop-in replacements, and its design provides additional clearance for larger aftermarket or compound turbocharger setups, making it a versatile choice for various performance builds.

What's Included

• Fabricated aluminum coolant tank with powder-coated bronze chrome 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 with a durable, high-quality coolant reservoir that combines function and style. It is especially suited for diesel enthusiasts running stock or upgraded turbochargers who require additional clearance and a reliable cooling system component. Whether for daily driving, towing, or performance applications, this kit offers a dependable and visually appealing solution.

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.