This exhaust tube is designed for use with Mercury MerCruiser 53114A1 6 Cylinder inboard engines. It is manufactured by Sierra and has a part number of 18-2759. The tube is made in the United States and is also known as 53114 OMC 775481, Mercury MerCruiser 53114A1, and 508694. This high-quality exhaust tube is an essential component for your boat's engine system. It is designed to provide excellent performance and durability, ensuring that your engine runs smoothly and efficiently. With this exhaust tube, you can be confident that your Mercury MerCruiser 53114A1 engine will perform at its best.