JBL 12" Inch 1000w Car Audio Subwoofer Driver Bass STAGE SPL Sub Woofer New 6925281927072 | eBay
CS1214 | 30 cm (12 inch) subwoofer, with double magnet suitable for enclosed, bass reflex and bandpass boxes
Amazon.com: JBL SUBBP12AM - 450 Watts (150W RMS) 12” Amplified 12 in. Ported Subwoofer with Sub Level Control and Distortion Free Bass with Gravity Magnet Phone Holder Bundle : Electronics
JBL GX Series 12" Single-Voice-Coil 4-Ohm Subwoofer Black GX1200 - Best Buy
2x JBL Club WS1200 1000W 12" Club Series Shallow-Mount Car Audio Subwoofers | eBay
JBL Stage 1210 Subwoofer | 12" (300mm) woofer with 250 RMS and 1000W peak power handling.