12" Square Woofer Speaker 1500W 40HM

Square vs. Round: More cone area results in greater sound pressure produced by the woofer
Rockville RXD-M2 3000 Watt/1500w RMS Mono Class D 1 Ohm Car Stereo Amplifier With Optical Coupler Technology
CEA Power Ratings (Rated at less than 1 % distortion): 750 Watts x 1 Channel at 1 ohm <1% THD+N 550 x 1 Channel @ 2 Ohms <1% THD+N, 400 @ 4 Ohms <1% THD+N) (Use these CEA ratings when matching and comparing with other CEA compliant brands such as Kicker, Rockford Fosgate, etc)
Rockville RWK4CU 4 Gauge 2 Channel Complete Car Amplifier Installation Kit 100% Pure Copper RCA Cables
Rockville RSVK12 Single 12" Vented Square Subwoofer Enclosure