How do I tell?
#2
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Join Date: Apr 2003
Location: pittsburgh, PA
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Car: 84 Firebird Trans Am
Engine: 305 4bbl HO
Transmission: 700-R4, 3.73 rear
i'm not 100% on this but i think the 80 is about the same size as your stock muffler and has single in dual out and the 40 has single in single out and is a little smaller.
#4
Supreme Member
Originally posted by RebelTillDeath3
40's will come in single in dual out just like the 80, and without one of each, I really have no way to compare size.
40's will come in single in dual out just like the 80, and without one of each, I really have no way to compare size.
#5
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Car: 84 Firebird Trans Am
Engine: 305 4bbl HO
Transmission: 700-R4, 3.73 rear
ya, i forgot they make them with dual, but on the same side.
well these links should help ya if u haven't already seen them
http://www.flowmastermufflers.com/pd...iesO.pdf?13,15
http://www.flowmastermufflers.com/pd...ries.pdf?42,14
well these links should help ya if u haven't already seen them
http://www.flowmastermufflers.com/pd...iesO.pdf?13,15
http://www.flowmastermufflers.com/pd...ries.pdf?42,14