Yamaha - Anode Corrosion Protection Component 6E5-11325-00-00. Overview. If you run your Yamaha in saltwater or even brackish conditions, you already know corrosion is always working against you. Anodes are one of those simple parts that quietly take the hit so your engine doesn't have to. The Yamaha Anode 6E5-11325-00-00 is designed to sacrifice itself over time, protecting critical metal components inside and around the motor. It's not something you notice day to day, but when it's doing its j