The Kohler 1806805-S Engine Muffler Kit reduces engine exhaust noise and directs exhaust gases away from the engine. The muffler works as part of the exhaust system to support proper gas flow during operation. Designed for compatible Kohler engine applications, this kit can be used to replace worn or damaged muffler components during maintenance or repair. Confirm your engine model an... https://www.wholetoolbox.com/kohler-1806805-s-engine-muffler-kit/1806805-S.html