Mishimoto MMTC-RAM-03SL Automatic Transmission Oil Cooler, Compatible with Dodge Ram Cummins 2500, 3500 5.9L & 6.7L, 2003-2009

★★★★★ 5.0 75 reviews

$512.95
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$512.95
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Product details

Management number 215319140 Release Date 2026/04/12 List Price $205.18 Model Number 215319140
Category

Upgrade your transmission cooling capability with this high-performance automatic transmission oil cooler, engineered for 2003–2009 Dodge Ram 2500/3500 models equipped with 5.9L or 6.7L Cummins engines. Whether you're hauling heavy loads, off-roading, or simply maintaining optimal transmission performance, this cooler delivers superior heat dissipation compared to OEM units.The cooler is crafted from high-quality materials for durability under pressure, ensuring long-term performance in high-demand conditions. Includes an installation kit, with all required mounting hardware and easy-to-follow instructions. The setup is quick and straightforward, ideal for professional installations and confident DIYers.Many users report significant drops in transmission temperatures, especially when towing or driving in high-heat environments, translating to better performance and longer transmission life. This cooler is specifically designed to handle high-heat conditions like towing, off-roading, or heavy payload use.As more drivers use their trucks for work or recreation, upgraded cooling systems have become essential to avoid overheating and maintain drivetrain integrity. This product aligns with the trend of enhancing vehicle longevity through preventative upgrades.This product is part of a performance-focused lineup trusted by automotive enthusiasts and professionals alike, built by a brand that stands behind the reliability and engineering of every product.

  • Compatibility: Designed to fit Dodge Ram 2003-2009 models equipped with Cummins 5.9L and 6.7L engines, ensuring a seamless installation
  • Enhanced Transmission Cooling: Significantly larger than the OEM cooler, with a 212% increase in core volume and 244% increase in fluid capacity, this unit provides superior heat dissipation, effectively reducing transmission temperatures during heavy-duty operations
  • Built-in Thermostat: Fully serviceable thermostat for quick warm-up and thermostat bypass for hot climates
  • Durable Construction: Stacked-plate design and CNC-machined fittings for reliable, long-lasting performance to withstand the demands of towing, hauling, and off-road driving offering long-lasting performance
  • Peace of Mind: Constructed with high-quality materials and backed by Mishimoto's high standards for durability and quality
UPC 811580033513
Material Copper, Stainless Steel
Item Form Grease
Brand Name Mishimoto
Unit Count 1.0 Count
Item Weight 8.5 Pounds
Manufacturer Mishimoto
Liquid Volume 6.7 Liters
Container Type Heat Exchanger
Item Type Name Cummins Transmission Cooler (Dodge Ram 2500/3500 5.9L/6.7L)
Included Components Trans cooler kit w/ lines, thermostat, fittings, clamps included
Warranty Description Manufacturer warranty
Specific Uses For Product Tow vehicles, hardworking fleet trucks, daily drivers, drag-strip use, 2003-2009 Dodge Ram 5.9L/6.7L Cummins
Recommended Uses For Product Automotive
Global Trade Identification Number 00811580033513

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5 out of 5
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75 ratings | 31 reviews
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