Epique E150HE-44 5-1/2" DVC MMAG Extended Range Subwoofer 4 Ohm per Coil
Memphis Audio MJP1544 15" 1500 Watt MOJO Car Subwoofer+Vented Sub Box Enclosure - Walmart.com
Memphis Audio PR1224 12" PR 300W Subwoofer 2 Or 4 Ohm Direct Vent Voice Coil - Walmart.com
Amazon.com: Gravity 2X 15 Inch 2400 Watt Car Audio Subwoofer w/ 2 Ohm DVC 15 in. Sub - Pair - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance Car Show : Electronics