Yamaha Lower Unit Assy 6CF-45300-16-8D is a top-tier, genuine Yamaha part designed to enhance the performance and reliability of your outboard engine. This high-quality lower unit assembly ensures efficient power transfer from the engine to the propeller, significantly improving your boat's maneuverability and speed. Built to Yamaha's rigorous standards, this component guarantees exceptional durability and dependable operation, making it an essential addition to your marine equipment.. The Yamaha Lower Unit Assy 6CF-45300-16-8D is engineered for a precise fit with your Yamaha outboard, ensuring. Yamaha - Lower unit assy - 6CF-45300-16-8D