hi guy lemme help you out
i agree with you. berk and maddad street not aggressive or loud at all. berk on n54 does have a bland sound. sorry, but that is my honesty. but berk mid pipe is good so i keep and i keep with active autowerke. active autowerke good aggressive but hope you have good luck to get the good fitment or else active autowerke can be bitch try to not help u. i think they made in china. like me.