Nakamichi 12" Subwoofer 1200 Watts Max Power Dual 4 Ohm Car Audio NS-W12D Single - Walmart.com
Nakamichi NM-NSWZ1206D4 12-Inch 3,600-Watt Max Dual-Voice-Coil Subwoofer - Walmart.com
Nakamichi 12" Subwoofer 1200 Watts Max Power Dual 4 Ohm Car Audio NS-W12D Single 840735106109 | eBay
nakamichi ns-w12d 12" 1200 watts car audio stereo sub woofer dual 4-ohm voice coil ceramic magnet with protective boot and pole venting stereo subwoofer Car Speakers - Newegg.com