JBL GTO Series GT100 10" 4-Ohm Subwoofer at Crutchfield
JBL GT4-12 (gt412) 1000W Single 4 ohms 12" Subwoofer
CS1214T | Bass tube with 30 cm (12 inch) subwoofer, can take peak load of 1000 Watts
JBL Club A1000 High Performance 1000 Watts RMS Class D Car Audio Mono Subwoofer Amplifier Bundle with 2x 12” High Performance 1350W Peak Power Car Audio Subwoofer and Amplifier Wiring Kit - Road Entertainment
JBL PartyBox 1000 Powered Bluetooth® speaker with light display at Crutchfield
JBL CS1214 1000-watt, 12" Car Audio Subwoofer, Black - Walmart.com
JBL 1000 Watt 12inch Subwoofer for Sale in City Of Industry, CA - OfferUp