About Us

Since 2015, Heat Exchanger Seals LLC has supplied premium marine plate heat exchanger gaskets, plates, and seals to customers worldwide.

Our extensive inventory includes parts for Caterpillar, Cummins, MTU, Detroit Diesel, Volvo, Deutz, and MAN. Most orders ship the same day with tracking, and shipping is free within the continental USA.

Trusted by marine professionals worldwide, we provide quality parts at a fraction of dealership prices—helping you save money and get back on the water faster.