Kicker 45L7R122 L7R 12" SQUARE DUAL VOICE COIL SUBWOOFER - 2 OHM – Car Audio Centre
Subwoofers 12inch Dual Voice Coil Square Subwoofer Speaker 170mm Magnet Kicker Subwoofer - China Big Power Car Subwoofer, High Sensitivity Car Subwoofer | Made-in-China.com
Kicker 49L7TDF122 | Sub 12 Inch L7T Subwoofer | Down Firing Loaded Enclosure 600w
MTX S65 Series S6512-44 12 inch 500W RMS Dual 4 Ohm Square Subwoofer | eBay
Subwoofers 12inch Dual Voice Coil Square Subwoofer Speaker 170mm Magnet Kicker Subwoofer - China Big Power Car Subwoofer, High Sensitivity Car Subwoofer | Made-in-China.com