JBL BassPro 12 ported powered 12" bass package - Car Audio, Car Alarms and Stereo Installation San Jose Bay Area CA
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
Best Buy: JBL 12" Dual-Voice-Coil 12-Ohm Subwoofer W12gtimkii
Club 1224 | 10" (250mm) and 12" (300mm) car audio subwoofers
JBL SRX812P 12" Two-Way Bass Reflex Self Powered System SRX812P
Amazon.com: JBL GT-BassPro12 12-Inch (300mm) Car Audio Powered Subwoofer System, black : Electronics
Pasion 12SP | JBL Professional Loudspeakers | 中文 (Chinese)