Amazon.com: JBL Single 12" Car Audio Subwoofer Sealed Enclosure : Electronics
JBL STADIUM122SSI 12" High Performance Automotive Audio Subwoofer with Selectable Impedance - Open Box - Creative Audio
JBL Stage 122 AM 1000 Watts Peak 12" Single 4 Ohm Car Audio Subwoofer 250 W RMS | eBay
JBL BASSPRO 8" Single-Voice-Coil Loaded Subwoofer Enclosure with Integrated Amp Black SUBBPSL2AM - Best Buy
1 Pair (QTY 2) of JBL STADIUM122SSI 12” High Performance 1350 Watts Peak Power Car Audio Subwoofers with SSI (Selectable Smart Impedance) - Road Entertainment
2x JBL Club WS1200 1000W 12" Club Series Shallow-Mount Car Audio Subwoofers | eBay
JBL SRX828S - Dual-18" Passive Subwoofer System SRX828S B&H
JBL CS1214 1000-watt, 12" Car Audio Subwoofer, Black - Walmart.com