Exhaust question
i know we get hammered everyday with them and this one may sound kinda silly but here it goes.
i have been looking for a dual exhaust for some time now and was wondering what if any difference there is between the 5.7l system to a 4.7l system say on a cat back only system.
i have been looking for a dual exhaust for some time now and was wondering what if any difference there is between the 5.7l system to a 4.7l system say on a cat back only system.



