To Honor Memorial Day

Customer Service will be closed for the Memorial Day holiday from September 4th through September 7th. Customer Service will return to regular business hours on Tuesday, September 8th.

"You should be this cool"

Mr. Cool Marine Products

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"I found some plate coolers I needed on line and gave them a call. Went over to pick them up and had no problems. Good guys."

– Doug Darnoi - St. Clair Shores, MI

More testimonials...

Cummins/ Starpowr
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Find your marine part:

part number, portion of that part number, OEM name or other information to search our part numbers.



Almost Every Mercruiser Marine Cooler In-Stock...

…so you can have the cooler you need tomorrow. We make OEM replacement coolers for Mercruiser / Mercury Marine, Westerbeke, Indmar, Crusader, Chris-Craft, and Caterpillar to Volvo Penta, Detroit Diesel and Cummins. Mr. Cool provides the world with transmission oil coolers, fuel oil coolers, power steering oil coolers, heat exchangers, charge air coolers, and plate coolers for several different manufacturers.

Our mission is to provide service to our customers exceeding the superior quality of our products. The people behind the scenes at Mr. Cool have been working in the industrial and marine industries for decades building a reputation for reliability and quality at competitive prices. We can find the part that you need to cool your engine.

Replacement Cooler: Do you have a special need? If you provide us your current cooler, we can make you a new one.

Engineering: We can engineer and build a cooler for your high performance needs.

Our products are virtually identical to those found by the OEM, but less expensive. We have thousands and thousands of products in the field. We have never received a warranty claim. Put us to the test. Industrial, pleasure, or marine, we can cool your engine. Call us today! You should be this cool.