This exhaust muffler was designed specifically for the 2020 Yamaha 200 HP Upper Casing. It is a high-quality part made in Japan that comes with a 30-day warranty. The manufacturer part number is 6DA-14711-11-00 and it is compatible with the Yamaha brand. This item is perfect for those looking to replace their outboard engine's exhaust system. It is a crucial component that ensures your boat's engine runs smoothly and efficiently. Ready to install. Fast Shipping