Boat Repair, Detailing & Stereo Upgrades, Fiberglass, Electronic Services Near Knoxville, Tennessee

KnoxCraft Marine Performance is East Tennessee’s trusted source for complete marine repair, restoration, and boat customizations. Built on precision craftsmanship and a commitment to long‑lasting performance, our company delivers expert service for boat owners who expect reliability on the water and quality they can see and feel. KnoxCraft Marine Performance provides a full suite of professional marine services designed to keep every vessel running at its best.

We specialize in both inboard and outboard engine repair, from routine maintenance to complex diagnostics and full mechanical overhauls. Our technicians understand the demands placed on modern marine engines and use industry‑leading tools and techniques to ensure every boat leaves the shop performing at peak power and efficiency. 

As a full‑service boat detailing provider, we offer premium interior and exterior care. Our boat detailing services include oxidation removal, gelcoat rejuvenation, deep interior cleaning, and long‑term protective treatments. KnoxCraft Marine Performance focuses on durability, not just shine, helping boat owners preserve value and extend the life of their vessel’s finish. Schedule boat detailing services today by call 954-706-8229

We are also a certified Garmin Marine Dealer, offering professional installation of advanced navigation, sonar, and electronics systems. From fish‑finding technology to full helm upgrades, they ensure every component is installed cleanly, correctly, and optimized for real‑world performance.

For boaters looking to elevate their time on the water, KnoxCraft Marine Performance designs and installs custom marine stereo systems built for clarity, power, and durability. We sell and install Fusion Stereo Equipment and for clean crisp sound we install JL Audio Equipment.

Rounding out our capabilities, we provide expert fiberglass repair and gelcoat restoration, addressing everything from minor chips to major structural damage. 

KnoxCraft Marine Performance stands as a one‑stop marine service provider dedicated to quality, honesty, and craftsmanship. For boat owners who want dependable repairs, premium upgrades, and long‑lasting protection, they deliver unmatched value and expertise on every project.