When you choose a Cobalt boat dealer, you’re not just buying a boat—you’re investing in a superior lifestyle on the water. At Erwin Marine Sales, we proudly carry the Cobalt name because it stands for timeless design, performance-driven engineering, and unmatched craftsmanship. From Chickamauga Lake’s calm coves to the vibrant waterfront energy of downtown Chattanooga, Cobalt Boats deliver an elevated experience for those who demand more.
Erwin Marine Sales is more than a dealership—we’re your long-term partner in premium boating. Our experienced team offers tailored guidance to help you choose the ideal Cobalt model, whether you’re eyeing sleek bowriders, luxurious cruisers, or versatile day boats. Each boat comes backed by the industry’s best warranties and our own local service commitment, so you can spend less time on logistics and more time creating unforgettable memories on the water.






