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

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

Marsoni

M251S

$159.95

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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I decided to try this gel after finishing an expensive brand recommended by my Dentist. The other gel was in a tiny bottle for double the price. I like that this one is cost effective, and I also enjoy the taste, which is minty overall. As far as helping with dryness, I'm on the fence about both products. My mouth is SUPER dry though, due to medications, so there may not be any effective treatment out there for my Tundra mouth issues. The downside to this one, is that it's very thick and can come out in a blob, which is wasteful. I wish it came in a pump so it would dispense only what's needed. Overall, I recommend trying it for dry mouth, and I'll continue to buy it unless I find something that provides more relief.

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Reviewed in the United States on December 3, 2025

Verified Purchase

Jerry

Natrona Heights, US

★★★★★ 4

It works

Item Package Quantity: 1

Works well. It took quite a while to get.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on October 21, 2025