About Us

Heat Exchanger Seals LLC is located in the Willoughby Business Park in Stuart, Florida. We specialize only in Marine plate heat exchanger gaskets, plates, and seals.

Since we have most items in stock, it allows us to provide fast delivery to get you and your vessel back on the water fast.
We stock most plate heat exchanger parts for Caterpillar, Cummins, MTU, Detroit Diesel, Volvo, Deutz, And MAN.

Heat Exchanger Seals currently supplies marine diesel repair facilities, boat dealerships, government agencies, engine manufacturers, charter boats, work boats and ships, yacht builders, engineers, captains, and many more. Our parts have a proven track record and are in use worldwide.

Our heat exchanger gaskets, plates, and seals are premium quality, at a fraction of the price of the dealership.

We offer FREE SHIPPING In THE CONTINENTAL USA and we provide tracking information on every order. We ship worldwide and we will gladly provide a shipping quote if you’re not in the Continental US. Our prices are a fraction of dealer prices.

Save big money on your next service