figured id make a new thread since i cant edit the name of my other one lol.. Setup: - JVC KDS88BT Headunit - 4 15" Fi BTL N2 Fully Loaded Subs - SounDigital 16KD Amp - 13ft^3 Wall Tuned to 38hz with 202in^2 of port - Mechman 220a HO Alternator - 6 XS Power D3100 Batteries - Copper Buss bars - 2 Runs of 4/0 Welding Cable - Big 3 - Stinger Digital Volt Meter Car: Stetsom 14K2D: 2 Fi BTL N2s: 4/0 Weldingsupply cable compared to some Tsunami 1/0 wire(4/0 cable on the right): 4/0 ring terminals compared to 1/0 gauge terminals: Interior all stripped out ready to start on the Wall: Headliner out so i can brace the roof... thinking of doing metal flat bars perpendicular inbetween the stock bars and the roof: Still need 4 more D3100 batteries... but im gonna build the wall and brace the roof before i buy them so ill be updating this often.