that is a very subjective question. i personally like loud pipes, others do not. i have a 17" straight thru muffler
from a dyna/sportster on my wifes savage and love it, i can occasionally hear her bike over my thunderheadered harley. i would guess that the screamin eagles will all sound about the same, i considered the turn out, so that i could share the thumper with the unobservant cages, and keep the exhaust off the rear wheel and brake