I own a few PPI PC Power class. In my collection I have 1 PPI PC 21400.2, 2 PPI PC 4800, 1 PPI PC 2150, 1 PPI PC 275, PPI PC 250, I also have 2 Orions one HCCA 250r and a Orion XTR 200. I'm currently running the PPI PC 2150 and the PC 275 in my car, I've been running this set up for the last 3...