If you know where Marlborough Ford is ,On 36 st NE (not far from the U-Haul place to the west).

well on 34 th > In the neighbourhood behind there, just south of the Army/Navy? store, you'll find "Carline Muffler". Good people and a great parts store as well. They fixed me right up on 3 occaisions. P.S., I live in Toronto.