This anode set is designed for Yamaha outboard engines and is made from high-quality materials to ensure durability and longevity. The set includes all necessary anodes for your engine and is compatible with Yamaha models that require part number 6G1-45251-02-00. With this anode set, your engine will be protected from corrosion and other potential damage caused by exposure to saltwater and other harsh conditions. This is a must-have accessory for any boat owner who wants to ensure the longevity and performance of their Yamaha outboard engine.