Amazon.com: American Bass 6.5" High Powered Subwoofer 600W Max Power DVC Dual 4 Ohm VFL-65D4 : Electronics
FIERCE 62 Dual 2 Ohm Subwoofer | 6.5 Inch Car Subwoofers | 200 Watts RMS – TORO AUDIO
DS18 Car Audio 6.5 High Excursion Subwoofer 600 Watt Dual 2 Ohm VC ZXI6.2D - Walmart.com
Amazon.com: DS18 Elite-Z ZR6.2D 6.5" Car Subwoofer 600 Watts Max Power Dual Voice Coil 2-Ohm Easy Mounting - High Performance Bass for Your Vehicle Sound System (1 Speaker) : Video Games
Rockville W65K9D2 6.5" 1000w Car Audio Subwoofer Dual 2-Ohm Sub CEA Compliant
ZXI 6.5" High Excursion Subwoofer Quad Stacked Magents 300 Watts Rms D
Amazon.com: DS18 Elite-Z ZR6.2D 6.5" Car Subwoofer 600 Watts Max Power Dual Voice Coil 2-Ohm Easy Mounting - High Performance Bass for Your Vehicle Sound System (1 Speaker) : Video Games
Sundown Audio U 15" inch DVC Dual 2 Ohm (U Series) Car Subwoofer 1500 Watts RMS
FIERCE 62 Dual 2 Ohm Subwoofer | 6.5 Inch Car Subwoofers | 200 Watts RMS – TORO AUDIO
DS18 PRO-SM6.2 6.5" Shallow Water Resistant Motorcycle Speakers Audio