i got one SSD 12" dual 2 ohms, coppercoil and bp power, 130 amp alternator, 4 awg wires, i already got an amp for it the hifonic brutus class d 1200 rms watt. some are saying that you can push 2000+ watts outta these subs. i havent installed the amp and sub yet, i just got another amp and components installed right now.