Amazon.com: Dual Electronics SBX212i 12-inch illumiNITE High Performance Studio Enclosed Subwoofers with 1,200 Watts of Peak Power & 41-Ounce Magnets : Electronics
RI Audio RI-PW10D4-2Pack 10" Subwoofer 1600 Watts Max Dual 4 Ohm Energy Series RI-EW10D4 2 Pack
Amazon.com: Memphis Audio SRXE212VP Dual 12" 1000w SRX Subwoofer Enclosure with Amplifier Packag Bundle with Rockville RWK41 4 Gauge Complete Car Amp Wiring Installation Wire Kit with RCA's : Electronics
Dynaudio Acoustics Sub 18S Dual 9" 500W Subwoofer (Black) SUB