Quote:
Originally Posted by Bill Verburg
a buddy has a GT3 muffler on his Roth sport 993 4.0, sounds terrificc in bothe modes

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Exactly, you still have to have some muffler on the bypass portion or it's just obnoxious. I have a Dansk GT3 style 2-in-2-out for my SC and I think it's about where noise should be on the bypass side. Any louder and no thanks.