2x Hifonics BRW12D2 4000 Watts 12 Inch BRUTUS Car Audio Dual 2 Ohms Subwoofer Bundle - Walmart.com
2) Hifonics HFX12D4 12" 1600w Car Subwoofers+Sealed Sub Box+Mono Amplifier+Wires
HIFONICS BXS12D4 Hifonics 12 Brutus Series Shallow Subwoofer 500W Max 4 Ohm DVC - Newegg.com
Hifonics BW-110A 800W 10" Under Seat Powered Subwoofer Active Hideaway Car Sub | Fabricating and Metalworking
2) Hifonics Brutus BRX12D4 12" 1800w Car Subwoofers + Sealed Sub Enclosure Box - Walmart.com
Hifonics 12" 800 Watt 4 Ohm Dvc Car Audio Subwoofer Power Bass Sub (3 Pack) : Target
Hifonics ZRX-12DUAL Dual-Bandpass Subwoofer Power 1.000 W Rmx / 2.000 W Max | eBay
Amazon.com: Hifonics THW12D4 Zeus Theta Series 1000 Watt Max 500 Watt RMS 4 Ohm 12 Inch Car Audio Subwoofer with 2.5 Inch Dual Voice Coils, Black : Electronics