JBL BassPro 12 12" 450W Powered Car Subwoofer System with Slipstream Port Tech 50036368308 | eBay
MS-12SD4 - JBL 12" 450W RMS Dual 4-Ohm MS Series Subwoofer
JBL Stadium 102SSI
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 Stadium 102SSI 10" (250mm) High-Performance Car Audio Subwoofer - Each - Overstock - 33461149
JBL GT-BassPro12 150W RMS 12" Ported Subwoofer Enclosure System