MS-12SD4 | 1800-watt, 12" 4-ohm dual-voice-coil subwoofer
JBL Stadium 102SSI Stadium Series 10" component subwoofer with switchable 2- or 4-ohm impedance at Crutchfield
JBL GX Series 12" Single-Voice-Coil 4-Ohm Subwoofer Black GX1200 - Best Buy
Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics
JBL JRX 218S, passive subwoofer 18", 350Watt, 4Ohm | MUSIC STORE professional
JBL Stage 122D Stage Series 12" component subwoofer with dual 4-ohm voice coils at Crutchfield
JBL 6.5" Factory Replacement Woofer, Control 5, Pro VIII, C5003
JBL SRX-818SP 18" Powered Subwoofer Loudspeaker - Sound & Lighting Solutions Inc.
JBL PRX518S Powered Subwoofer (500 Watts, 1x18 in.) | zZounds
JBL PRX418S - 18-Inch 800-Watt Passive Subwoofer
JBL STAGE 1210 12 inch 1000W Woofer for sale online | eBay
JBL PRX915XLF 15-inch Powered Subwoofer | Sweetwater
JBL EON718S 1500-watt 18-inch Powered PA Subwoofer | Sweetwater
Ultimate JBL Speaker Package with Subwoofers | AVR Expos
JBL 5040715X 15" Woofer For EON615 | Full Compass Systems
JBL 5048239X 18" Woofer For SRX828S | Full Compass Systems
JBL 12MG1000 8R 12" 500-Watt RMS 8-ohm Mid-bass Woofer Speaker Driver, 2 pcs 7896359536061 | eBay
JBL VRX915S 15" High-Powered Flying Subwoofer (Black) VRX915S
JBL Control 1 Pro Ersatz Woofer – Thomann United States
JBL SUBBP12AM - 12” amplified 12” Subwoofer with Sub Level Control
