About Us

We are located on the Mystic River in Historic Mystic, Connecticut on a location serving commercial and leisure mariners for over 60 years.

The founders of Bayside Diesel Service belong to an extended, local family who have been serving local, transient and nationwide clients for over 65 years, providing full-scale marine products and services.

Bayside has concentrated on diesel engines sales, service, repowering and custom exhaust systems for over 30 years. Our client list is as extensive as our experience. Whether you need a basic filter change or a full repowering, Bayside is the place to go for top-notch service.