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View Full Version : cat back difference?

member
03-09-2003, 04:57 PM
what's the difference between a cat back exhaust and a regular exhaust?
Djsteals
03-09-2003, 10:01 PM
A cat back system would be upgraded piping/muffler from the catalytic converter back.

Regular is just what came on your stock..
member
03-09-2003, 10:23 PM
understood.