jungstah 10+ year member
Senior VIP Member
Hi guys, i'm about to order a pair of aq sdc2.5 12's for a 3.5cu box that i have tuned @ 37hz. I currently have 2 hifonics hfi's in there (from my first setup). the hfi's are running off a brutus brz1700, but will the sdc2.5's be able to get louder without upgrading amp or new box?