Amazon.com: JBL S2-1224 SSI Car Subwoofer : Electronics
JBL S2-1224 club 12" 2 or 4 Ohm Subwoofer 300W RMS 1100W Peak Sub loudspeaker | eBay
JBL Stadium 1000 High Performance 2600 Watt Peak Power Class D Car Audio Mono Subwoofer Amplifier Bundle With 2x JBL Club 1224 12 1100 Watts Peak Car | lupon.gov.ph