About us

Cosme’s Marine is a repair shop specializing in Yamaha outboards and we are a Blue Water Sports fishing boat dealer as well as an Optimus 360 dealer. Located in Key West, we provide a full range of services for boat enthusiasts, offering new and used boat sales, expert repair and maintenance services, and a wide variety of parts and accessories. Whether you're looking to purchase a Yamaha outboard engine or Blue Water Sports Fishing boat, or need reliable, expert service to keep your current vessel in top condition, our team is here to deliver.
Our dealership features a carefully curated selection of Yamaha outboard engines, including servicing everything from family-friendly pontoon boats to rugged offshore vessels. Each boat is backed by our commitment to quality, with knowledgeable sales staff ready to assist you in choosing the right model for your needs.

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