06 h3 hummer
Subs hdc4 12s
Amps AQ 3500d.1s, only have one hooked up in the truck
Box for the 4 12s
First set up more to come
Box is 8.8 after displacment tuned to 39hz
I need to get more batts to run the rest of my amps going to build a battery rack to mount under the truck.