Quote:
Originally Posted by berne
have i understand this right.. the n55 is almost the same mid pipe stock like the supersprint mids, but on the n54 u have muffler on it?
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AFAIK, N55 midpipe has no secondary cat, just a resonator. N54 has secondary cats and is more restrictive compared to N55. Supersprint mid is just a straight pipe.
A lot of people goes with N55 mid because it is not costly and allow deeper exhaust note without the drone.