BOSS AUDIO SYSTEMS 12 in. 6900-Watt DVC Car Audio Power Subwoofers Subs Woofers 4 Ohm 3 x P126DVC - The Home Depot
Amazon.com: Dayton Audio SUB-1200-12" Powered Subwoofer with 120W RMS, Downward-Firing Design, and Auto On/Off Feature : Electronics
BOSS Audio Systems PD12LED Phantom Series 12 Inch Car Audio Subwoofer - 1600 Watts Max, Dual 4 Ohm Voice Coil, Sold Individually, For Truck Boxes and Enclosures, Hook Up To Amplifier
Kicker 50GOLD124 1000W Peak (500W RMS) 12" Competition Gold Series Dua – SHOP CUSTOM AUTO
Monitor Audio Silver W-12 (High Gloss Black) Powered subwoofer with auto room correction at Crutchfield
Subwoofer PRIDE HP 12 D1.6 - Sound Auto Concept
BOSS Audio Systems P12SVC Phantom Series 12 Inch Car Audio Subwoofer - 1600 Watts Max, Single 4 Ohm Voice Coil, Sold Individually, For Truck Boxes and Enclosures, Hook Up To Amplifier