TL;DR version on bottom
I know the total impedance will be somewhere around 1.3, and not 2. I know 2 ohms is what the amp supports.
The amplifier I have is a Kicker CXA1800.1 with 3 Orion Cobalt CO124S subwoofers.
The box I'll be using is Q Power HD12
(New Q Power HD12 12" Sealed Triple Car...