JBL 1800gti 18 inch 1000watt Grand touring automotive competition series | eBay
JBL STAGE 1210 12 inch 1000W Woofer for sale online | eBay
JBL SRX818SP 2000w Self-Powered Subwoofer
JBL Club A1000 High Performance 1000 Watts RMS Class D Car Audio Mono Subwoofer Amplifier Bundle with 2x 1000W 12" 2 or 4-Ohm Selectable Shallow-Mount Car Audio Subwoofer and Amplifier Wiring Kit -