Mishimoto 7.3L 37 Row Transmission Cooler 99-03

No modifications are necessary for installation, and, just like all Mishimoto 7.3L Powerstroke parts, this cooler comes with the Mishimoto Lifetime Warranty.
- Direct fit for the 1999–2003 Ford 7.3L Powerstroke
- Proven +10°F (+5.6°C) drop in transmission fluid temperature with no additional fluid pressure drop
- No modification necessary for installation, functions with all stock equipment
- 37-row stacked plate fluid cooler provides larger surface area over the stock 9-row transmission cooler
- Transmission cooler core has a 265% increase in core volume compared to the factory 9-row transmission cooler
- Increases transmission fluid capacity by 1.0 qt
- Mishimoto Lifetime Warranty
46 Reviews Hide Reviews Show Reviews
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Mishi moto tranny cooler
Overall great product better hardware could be put in them thi considering people pay at least 500 for it
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Great product!
I have been very impressed with the quality of this trans cooler since the minute I unboxed it. It is build very well and fit perfectly the way it should with no modifications to my truck or the cooler. I installed this because I would have to pull over 2 or 3 times each time I pulled my travel trailer over the Santiam pass in Oregon in order to let my trans cool down as it would get to 220 degrees or higher. I waited to write this review until after I towed the pass again and am very happy to say that the highest temp my trans saw was 184 and I never had to pull over once! Definitely worth every penny.
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Mishimoto transmission cooler 7.3
It is huge. Fits nicely. I would have liked a pre-bent tube for the supply side but it seems to work fine.
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Great product and service
Fast shipping and great product. Ordered on a Sunday and order was at my door Thursday. Trans cooler is a 3x upgrade from the tiny stock on.
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Awesome upgrade
This cooler was fairly easy to install. The installation video on YouTube helped a lot. Best part is my transmission runs 150-200 degrees cooler when towing heavy.
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Just what I needed!!
I had the stock 7.3 transmission cooler and definitely needed to upgrade. I’m surprised I didn’t have issues before but I did notice before my father bought the truck it had already had a remanufactured transmission installed. He didn’t drive the truck much when he owned it but I need it to be dependable and for towing. All I can say about the difference between the two is OMG!! The Mishimoto cooler is HUGE and I’ll never have to worry about keeping it cool again. It was a pretty easy install and the only thing I’d suggest is the inlet and outlet tubes be bent 90* or the hoses are like the ones pictured with the 90* bend in them. It’s not a big deal but you have to make sure when routing the hoses you don’t put any kinks in them. Still a 5 rating as this thing is awesome.
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outstanding quality
The design and materials used in this product are the best.
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Trans cooler
Works great
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Happy customer
Getting the old one out was not too bad, once I noticed there was a clamp holding both hoses to the frame area. Got the new one in without jacking it up. Not bad of an install. Super good product. Just remember to add an extra qt.






