Troy Bilt Muffler No. 951-10162. This is an original equipment muffler. This fits the Kohler engine. Replaces part numbers 951 10162, 95110162, 751-10162, 75110162 and 751 10162
MTD Muffler with Welded Exhaust Pipe No. 951-10448D. This is an original MTD muffler that replaces MTD part numbers 751-10448, 751-10448A, 751-10448B, 751-10448C, 751-10448D, and 951-10448.
MTD Muffler Exhaust Pipe No. 751-0619B. This is an exhaust pipe only for a single inlet muffler number 751-0617. This is an origional MTD part replace part numbers 751-0619B, 7510619 and 751-0619A.