This Mishimoto transmission oil cooler helps maintain safe transmission temperatures in Dodge Ram 2500 and 3500 trucks with 5.9L or 6.7L Cummins engines. Designed as a direct-fit upgrade, it improves cooling efficiency and durability over the factory unit, making it ideal for towing, heavy-duty use, or extended driving in demanding conditions.
Constructed with a stacked-plate design, this cooler increases fluid capacity and surface area, offering significantly better heat dissipation. Whether you're hauling heavy loads or navigating stop-and-go traffic, the Mishimoto cooler helps protect your transmission by keeping fluid temperatures in check.
Key Features:
Direct Fit for 2003–2009 Ram Cummins: Compatible with Dodge Ram 2500 and 3500 trucks equipped with 5.9L or 6.7L engines.
Stacked-Plate Core Design: Offers greater surface area and improved fluid flow for better cooling efficiency.
Significant Temperature Drop: Reduces transmission fluid temps by up to 30°F under load compared to the stock cooler.
Robust Aluminum Construction: Built with durable, corrosion-resistant materials to withstand tough operating environments.
Improved Transmission Longevity: Helps prevent overheating, reducing wear and extending transmission life.
Easy Bolt-On Installation: Includes pre-installed mounting brackets for hassle-free replacement of the factory cooler.
This transmission cooler is a smart upgrade for Ram owners who demand reliability and performance in extreme operating conditions.
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