sky high car audio

Hi, I’m new to this forum but I’m just starting to get into car audio and I’ve purchased my first big system. I have concerns that the installer that I go to has my subs on too big of an amp (sundown x12’s are rated at 1500W RMS), and secondly, that my voltage drop is too low and I’m damaging my...

Little amp rack I threw together for my saz-1500 and sax-125.2 & d975 with some sky high amp inputs, cable lugs, fusing.. A-3400 for the front batt location.

Little amp rack I threw together for my saz-1500 and sax-125.2 & d975. A-3400 for the front batt location.

Little amp rack I threw together for my saz-1500 and sax-125.2 & d975. A-3400 for the front batt location.

Little amp rack I threw together for my saz-1500 and sax-125.2 & d975. A-3400 for the front batt location.

Little amp rack I threw together for my saz-1500 and sax-125.2 & d975. A-3400 for the front batt location.

Fi Q 15" 4.72 cubes gross - 3.99net @ 29hz 6" Aero Kit from parts express.

Fi Q 15" 4.72 cubes gross - 3.99net @ 29hz 6" Aero Kit from parts express.

Fi Q 15" 4.72 cubes gross - 3.99net @ 29hz 6" Aero Kit from parts express.

Fi Q 15" 4.72 cubes gross - 3.99net @ 29hz 6" Aero Kit from parts express.

I was looking to upgrade from Stinger 6000 series 4 gauge OFC to Sky High Car Audio 1/0 gauge CCA, which is only $60. Would that be worth the $60 for the amp kit, or would I be better off keeping the 4 gauge that is already installed and just save up for their 1/0 OFC kit which is double the...