1、OE Number: The part number of reference is 63V 41111 00 1S, please confirm whether it is consistent with the OE you need. 2、Improve Exhaust Efficiency: The inner cover helps the outboard engine vent exhaust gases more efficiently, improving the horsepower and performance of the vessel. 3、Premium Material: Exhaust cover for outboard motor is made of high grade aluminum alloy, which is strong and rustproof, ideal for harsh marine environments. 4、High Durability: The material and manufacturing process of the inner cover are carefully designed to provide a strong seal and durability for long time use. 5、Easy to Install: The engine inner exhaust cover can be easily and quickly installed or replaced, reducing installation costs and time.