JBL Club WS1200 1000W 12" 2 or 4-Ohm Selectable Shallow-mount Car Subwoofer 50036331609 | eBay
Used JBL SRX818SP 1000W 18 inch Powered - Sweetwater's Gear Exchange
JBL Stage 1200D Subwoofer Auto Set Doppel-Gehäuse - 2 x 1000 Watt Harman Kardon Bassbox - Duale 12 Zoll | 300 mm | 30 cm JBL Radio Bass Boxen in Bassreflex Slot-Port-Box,
JBL Stage 102 - Trinásty
JBL CS1214 1000-watt, 12" Car Audio Subwoofer, Black - Walmart.com
JBL GX1200 High Performance 1000 Watts 12" 4 Ohm SVC Car Subwoofers SUB | eBay
CS1214T | Bass tube with 30 cm (12 inch) subwoofer, can take peak load of 1000 Watts