Originally Posted by moparx
do those have a suitcase size muffler system on them ?
if so, would removing it and adding two straight pipe sections in it's place make any noticeable difference in et ?
beer

The Mufflers are a straight through design , as said, its VERY hard to improve the factory system, they have an x pipe .

1968 Charger COLD A/C Hilborn EFI
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