2) Rockford Fosgate R2SD4-12 12" 1000W Subwoofers + R1100M 1100W Amp + Amp Kit Power Handling (Max): 500 Watts per sub (1000 Watts per pair) Power Handling (RMS): 250 Watts per sub (500 Watts per pair) 12 gauge compression terminals Integrated PVC trim ring Liner spider with embedded 16 gauge tinsel leads