17393-ZW1-010 Muffler Duct - Overview. The 17393-ZW1-010 Muffler Duct is an essential component in Honda marine engine systems, specifically designed for the exhaust system. It plays a vital role in connecting the muffler to the rest of the exhaust pathway, facilitating the efficient and quiet expulsion of exhaust gases. This part ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. The muffler duct serves to channel exhaust gases smoothly from the muffler, reducing engine noise and improving overall performance.. It is a genuine Honda OEM component, ensuring high quality and factory specifications.. Designed to match precise dimensions and tolerances for a perfect fit with the Honda marine exhaust system.. Supports the exhaust system by maintaining ideal water flow and pressure balance within the motor.. Engineered to integrate cleanly with existing hardware, seals, and housings for easy installation and maintenance.. Ensures