Quote:
Originally Posted by hufington
Any muffler delete with straight pipes would make it go even further from bass. The most bass for your engine that I have heard so far came from a Supersprint cat-back exhaust, but it is an expensive upgrade IMO.
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Yes,Y-pipe cost of $400,Super Sprint muffler cost $1200.You think it will be much better than OEM M performance exhaust which installed from manufacture?