Yamaha Anode 6T5-45373-00-00. Overview. The Yamaha Anode 6T5-45373-00-00 is a genuine original equipment manufacturer component designed to protect your outboard motor from corrosion. This sacrificial anode attracts harmful electrochemical activity, preventing damage to critical metal components and extending the life of your engine.. Engineered to Yamaha's exact specifications, this anode provides a precise fit and dependable protection. It is an essential maintenance part, especially for boats