Today I installed a new sub, the "HT Pro Blackout" 12inch d2, its made from parts by TC Sounds and Soundstream, RMS 1500w. I'm running a YZEN 1500x1 amp @ 1ohm for my sub, a PPI PC450 for my mids and an Audiocontrol to tune everything. HU is an Alpine cda-9887 by the way. I'm also running 4ga...