Mishimoto 15-18 Dodge RAM 6.7L Cummins Transmission Cooler
Mishimoto 15-18 Dodge RAM 6.7L Cummins Transmission Cooler
Available in stock (21)
Mishimoto 15-18 Dodge RAM 6.7L Cummins Transmission Cooler
Keep the heart of your vehicle running at its best with the Mishimoto 15-18 Dodge RAM 6.7L Cummins Transmission Cooler. Designed specifically for your 2015-2018 RAM 6.7L Cummins, this transmission cooler is your ultimate defense against the damaging effects of heat. Whether you’re towing heavy loads, managing a fleet, or enjoying a thrill on the dragstrip, maintaining optimal transmission temperatures is essential.
Key Features:
- Enhanced Cooling Efficiency: Features a tube-and-fin core with internal fins for improved fluid contact and cooling.
- Massive Core Volume: Enjoy a 112% greater core volume compared to the stock unit.
- Increased Surface Area: A remarkable 237% increase in fin area ensures efficient heat dissipation.
- Higher Fluid Capacity: Experience a 226% increase in fluid capacity for better performance.
- Easy Installation: No cutting or modifications required, complete with all necessary hardware for a quick setup.
- Lifetime Warranty: Peace of mind with our Lifetime Warranty and Accident Protection included.
Benefits:
With the Mishimoto transmission cooler, you can expect:
- Improved transmission longevity due to reduced operating temperatures.
- Consistent performance under heavy loads or high-stress situations.
- Simple and hassle-free installation that gets you back on the road quickly.
Use Cases:
This transmission cooler is perfect for:
- Towing vehicles that require reliable performance.
- Fleet trucks tasked with heavy-duty work.
- Daily drivers looking for enhanced cooling capabilities.
Don't let heat be the enemy of your transmission. Upgrade to the Mishimoto 15-18 Dodge RAM 6.7L Cummins Transmission Cooler for superior cooling performance and peace of mind for all your driving needs.
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

