Let me give the younger guys a tip...
The deep bass of a muffler right under the front seats will help the cause. Something that GM must have forgotten over the years. Works on the same principle as a Harley.
It's an advantage the ricers will never be able to copy.
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1997 Mustang GT "The Freak" - 13.80 @ 101.70, 2.07 60'
1995 Honda VFR750 - not much @ really fast (actual data pending.)
1964.5 Mustang 289
Rice Haters Club Member #13