Recent content by joshsfasts10

how can i make them louder i got a cadence 500watt rms amp @4ohms

hi i got 2 12'' jbl gto in my 1993 chevy s10 reg. cab there if a fiberglass box i built behind the seat there pretty loud but id think i have enough air space idk? i even put ployfill inside the box. I think my single 12'' sub i had in my truck was around the same db. i want the JBLs louder. thanks