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Mishimoto 03-07 Dodge Ram 5.9L Cummins Replacement Transmission Cooler

Marsoni M251S
Sale price$159.95
Pay 4 payments of $39.99 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Mishimoto 03-07 Dodge Ram 5.9L Cummins Replacement Transmission CoolerThe factory transmission oil cooler on your 2003 2007 Dodge Ram 5. 9L Cummins is a liquid to liquid cooling unit, utilizing the engine's cooling system to cool the transmission fluid during warm outside temperatures and warm the fluid during cold outside temperatures. This design is tried and true, and it works. Until it doesn't. When they wear out and fail, it can leak coolant into your transmission fluid. Mixing coolant into your transmission fluid
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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4.4 ★★★★★
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Verified Purchase
Mike Lawver
Los Angeles, US
★★★★★ 5
MRLAW
Timely delivery. Kit seems to made of high quality materials.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 12, 2025
B
Verified Purchase
bryan
Battle Creek, US
★★★★★ 5
Very satisfied
Product was as described.
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Reviewed in the United States on July 24, 2025
A
Verified Purchase
Alan P.
Port Orchard, US
★★★★★ 1
impeller
The equipment was okay. However, there's no way of verifying what outdrive.It was four, so obviously ordered the wrong one
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 7, 2026
J
Verified Purchase
James P.
West Palm Beach, US
★★★★★ 5
Quality parts and as described
Color: Black
Product worked great, had all pieces and parts required for the job. Could have used instructions, but I was able to search and find it on YouTube.
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Reviewed in the United States on April 2, 2026
M
Verified Purchase
Marcel Chard
Carnegie, US
★★★★★ 5
Great replacement kit
Color: Black
Water pump kit fits perfectly on my 200hp mercury outboard 2000 model. Excellent quality matching the OEM part I replaced from wear & tear. There where however extra gaskets & O-rings that go nowhere on my outboard
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 1, 2024

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