Amazon.com: Rockford Fosgate - Punch P2 12" Subwoofers in a Ported Enclosure with a Punch Series P500X1BD Amplifier : Electronics
Amazon.com: Rockford Fosgate Pair of 2 Punch P1 15" 1000W 4-Ohm SVC Subwoofers | 2 x P1S4-15 : Electronics
Amazon.com: Rockford Fosgate Punch P500X1bd Mono sub Amplifier with P2-2X12 Two 12" Punch P2 subwoofers and 4 Gauge Amplifier Power Wiring Kit and RCA Wire Bundle : Electronics
Amazon.com: 2) Rockford Fosgate Punch P1S2-15 15-Inch 1000W 2-Ohm Power Car Audio Subwoofers : Electronics