Re: d4 to d2
one sub is seeing more power then the other, you never run non matching subs even if they "look" the same there not. tell him to pick which one goes best with the amp and put the other up and build a box for a single.
electrical: Optima yellow top X 2 big 3 in monster OFC 1/0g high output alt by maniac electrics
HU: JVC AVX-77 touch screen
Front stage: RE XXX 6.5" comps
front stage amp: Rockford T600.2
subs: 1 Sundown ZV4 12"
sub amp: Rockford T2500.1BDCP
Enclosure: ported (by JayDubb757 )