ApplicationCompatible for HONDA GX340 11HP GX390 13HPSpecificationMaterial: Iron Color: Black High quality electric generator mufflerssembly with exhaust pipe and gaskets.Common Applications： Pressure washers Commercial lawn and garden equipment Tillers / cultivators Generators Construction / industrial equipment Agricultural equipment Water pumps Small vehiclesPackage include: 1 x Muffler 1 x Manifold 2 x Gaskets 2 x NutsNotice1. No instruction included; professional suggested. 2. Please check the photos and description above carefully to make sure it is what you need. 3. Please feel free to contact us for whatever we can help.