du510
Well-Known Member
- Joined
- Aug 21, 2007
- Messages
- 332
- Vehicle Year
- 1994
- Transmission
- Manual
Can anyone identify this for me? Ie: What series of Flowmaster is it?? I just bought it, used...


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I would either say a 44 or 40. Just becuase of the size/shape.
44's are 4" x 9.75" x 13"
40's are 5" x 10" x 13"
Looks like a 40 series to me