8 Inch/120mm/725W Heavy Duty Heavy Power Audio Double Magnet Sub Woofer
300 Watt 5.1 8 inch subwoofer speaker, 4 Ohm, Model Name/Number: Bison
Amazon.com: AudioPipe TXX-BDC4-8 8 Inch 1000 Watt High Performance Powerful 4 Ohm DVC Vehicle Car Sub Audio Subwoofer Speaker System, Black : Electronics
PSI-8 – PSI Car Audio
CT Sounds TROPO-8-D4 8 Inch Car Subwoofer Dual 4 Ohm, 800 Watts Max : Amazon.in: Electronics
8 Inch Rubber Audio woofer, 100 W
Source Subwoofer Speaker 8 inch Subwoofer 8 inch Car Spl Competition Speakers and Subwoofers on m.alibaba.com
Targa TG-804DW 8″ DVC Subwoofer – PK's Car Miracles
MB Quart DS1-204 400 Watt 8 Inch Shallow Slim DVC 4 Ohm Car Sub, Single Speaker - Walmart.com