Mishimoto Stock Replacement Oil Cooler

2007–2024 Dodge Ram 2500 / Ram 3500 5.9L & 6.7L Cummins

MMOC-RAM-07

Overview:

The Mishimoto Stock Replacement Oil Cooler is engineered specifically for Dodge Ram 2500 and 3500 trucks equipped with the 5.9L and 6.7L Cummins diesel engines from 2007 through 2024. This vital component ensures your engine oil remains at optimal temperatures by efficiently transferring heat to the engine coolant, preserving engine longevity and performance. Designed as a direct replacement for the factory unit, it restores your truck’s oil cooling system to OEM standards, making it an ideal solution for trucks experiencing clogged or leaking stock coolers after years of service.

Whether you rely on your Ram for daily driving, towing, or heavy-duty work, maintaining proper oil temperature is critical to protecting your engine’s internal components. Mishimoto’s replacement cooler offers peace of mind with reliable cooling performance and a lifetime warranty, ensuring your Cummins engine stays protected mile after mile.

Key Features:

Built to meet or exceed OEM specifications, this stock-style oil cooler delivers dependable cooling and durability. Key features include:

• Direct-fit replacement for 2007–2024 Dodge Ram 2500 and 3500 5.9L/6.7L Cummins engines
• Restores efficient oil-to-coolant heat transfer to prevent oil overheating
• Includes all necessary seals and hardware for a complete installation
• Manufactured to OEM quality standards for reliable daily driving performance
• Prevents engine wear caused by oil thinning and loss of lubrication
• Compatible with a wide range of Ram trims including Laramie, SLT, ST, SXT, Big Horn, Longhorn, Limited, Lone Star, Outdoorsman, Rebel, and Tradesman
• Backed by Mishimoto’s Lifetime Warranty for long-term peace of mind

Construction & Design:

The Mishimoto oil cooler is crafted with precision-engineered components designed to match the original equipment’s robust construction. Utilizing high-quality materials and advanced manufacturing processes, this cooler ensures durability and resistance to corrosion and leaks over extended use. Its liquid-to-liquid design efficiently uses engine coolant to dissipate heat from the engine oil, maintaining optimal operating temperatures even under heavy load or extreme conditions.

Every unit undergoes rigorous quality control to guarantee a perfect fit and reliable performance, making it a trusted replacement part for Cummins-powered Dodge Rams.

Installation & Fitment:

This oil cooler is a direct bolt-on replacement for the stock unit, requiring no modifications or special tools for installation. It comes complete with new seals and gaskets to ensure a leak-free fit. Installation can typically be completed with basic mechanical knowledge and standard hand tools, making it accessible for both professional technicians and experienced DIY enthusiasts.

Fitment covers:

• Dodge Ram 2500 (2007–2010)
• Dodge Ram 3500 (2009)
• Ram 2500 (2011–2024)
• Ram 3500 (2011–2024)

What's Included:

• Mishimoto stock replacement oil cooler
• New seals and gaskets for installation
• Installation hardware as required
• Lifetime warranty documentation

Ideal For:

This oil cooler is perfect for Dodge Ram 2500 and 3500 owners who need to replace a worn, clogged, or leaking stock oil cooler to maintain proper engine oil temperatures. It is especially suited for daily drivers, work trucks, and towing vehicles powered by the 5.9L or 6.7L Cummins diesel engines seeking a reliable, OEM-quality replacement at an affordable price point.

Mishimoto is a performance cooling brand offering aluminum radiators, intercoolers, oil coolers, hoses, and supporting hardware built to manage heat on hard-driven street and track vehicles. For boosted setups and towing/off-road rigs alike, Mishimoto upgrades are designed to increase cooling capacity and reliability where factory systems can become a limitation.