Mishimoto
Mishimoto 10-12 Ram 2500/3500 6.7L Cummins Transmission Cooler - Bypass
Mishimoto 10-12 Ram 2500/3500 6.7L Cummins Transmission Cooler - Bypass
Part number: MISMMTC-RAM-10LK
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Listed for: Ram 2500/3500 6.7LFitment notes & questions
10-12 Ram 2500/3500 6.7L Cummins Transmission Cooler from Mishimoto, listed for 2010–2012 Ram 2500 with the 6.7L engine. Cooling parts keep the engine at a steady temperature by moving heat out through the radiator.
Quick facts
- Brand: Mishimoto
- Part type: Cooling part
- Listed for: 2010–2012 Ram 2500
- Engine: 6.7L
Tip: Flush and refill with the coolant type your engine needs, then bleed the air out.

About this cooling part for the Ram 2500/3500 6.7L
Hoses, the thermostat and the cap age together, so they are often replaced as a group.
Fitment notes
- Listed for: Ram 2500/3500 6.7L.
- Model years: 10-12. If your year sits at the edge of the range, check the details above.
- Engine: the same car can take different parts for each engine option, so check yours.
- Specs, lead time and warranty come from Mishimoto and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentParts that usually go with it
- Coolant. Use the correct type.
- Thermostat. Cheap while the system is drained.
More for your car: Ram Parts · All Radiators · Cooling & heating
Questions about Ram 2500/3500 6.7L cooling part
Will this fit my Ram 2500/3500 6.7L?
What coolant should I use?
Where do specs and warranty details come from?
Questions & answers
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