"Product arrived as promised"

"Received package safe and in good condition"

"Good deal, prompt service"

"I ordered the wrong part and had no problem returning it and getting the right one."

"They are Pro's in the industry , service and prices are good ."

"Very please with the customer service from Mr. Cool. Have not installed the heat exchanger just yet, but it appears to be a perfect fit."

"Russ went out of his way to assist with proper application to convert seawater cool to closed loop cooling system on my 2000 454 mag mpi, appreciate his help"

"great service and delivery. thank you!"

"fast as a bunny. don't really have more to add"

"Good experience, fast delivery, fit perfect in my BAHA Cruiser with 454 magnum. Thanks Captain Ken"

"Unbeatable price and speedy delivery of heat exchanger."

"Very professional outfit."

"Well made product!!!! Super fast delivery!!!! Will definitely do business with Mr. Cool again!!!"

"I had a heat exchanger fail two days before a charter. Called Mr. Cool and received instant service. They were able to send the new, higher quality exchanger same day and next day air. I got the part on time and was able to run the charter with no down time. I will only use Mr. Cool for my engine cooling products in the future. "

"Product fit, and works as it should. Simple install, came already assembled. Only issue was shipping, but they kept me informed."