Quiet doesn't mean restrictive, nor does loud mean best flowing.
Car Craft, and others, have done a number of tests and the Dynomay Hemi muffler is the winner. Quiet, free flowing, cheap. On the dyno, with a sound meter, real tests not someone's guess.
They say there are no such thing as a stupid question. They say there is always the exception that proves the rule. Don't be the exception.
