http://tinyurl.com/kthy6fo<P>Replaces Kohler Muffler 237550, 237550-S: Cub Cadet Muffler 393840-R91Product Review<P> Click on the link for more reviews<P>Made to meet or exceed FSP specifications.<P>Inlet ID 1-3/8" Outlet ID 1-3/8"<P>Canister length 11-1/2", Overall length 16-1/8"<P>
