Combo: MGK124 1500W Dual 4-Ohm Subwoofer with E3F Amplifier
RCF LF21N451, Woofer 21", 1500 Watt RMS / 8 Ohm | MUSIC STORE professional
JBL EON718S 1500-watt 18-inch Powered PA Subwoofer | Sweetwater
CAB Ultra 12" inch DVC Dual 4 Ohm (Ultra Series) Car Subwoofer 1500 Watts RMS
BOSS Audio Systems BDVC10 Elite Series 10 Inch Car Audio Subwoofer - 1500 Watts Max, Dual 4 Ohm Voice Coil, For Truck Boxes and Enclosures, Hook Up To Amplifier
Amazon.com: Skar Audio DDX-12 D4 12" 1500 Watt Max Power Dual 4 Ohm Car Subwoofer : Electronics
SUMMOXL104 - 10" 1,500w Dual 4 Ohm SummoXL Series Subwoofer by Massive Audio® - SSA STORE
Amazon.com: Gravity 2X 10 Inch 1500 Watt Car Audio Subwoofer w/ 4 Ohm DVC 10 in. Sub - Pair - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance Car Show : Electronics