Yamaha Anode 63P-11325-11-00. Overview. The Yamaha Anode 63P-11325-11-00 is a genuine original equipment manufacturer component designed to protect your outboard engine from corrosion within the cooling system. This sacrificial anode helps shield internal metal components by attracting corrosive elements such as salt, minerals, and stray electrical currents before they can damage critical engine parts.. Marine environments naturally create conditions that accelerate corrosion. The anode graduall