Soundstream T5.124 12 Inch 1000 Watts RMS Dual 4-Ohm T5 Series Subwoofer - Newegg.com
Soundstream R.124 12" 1000W RMS Dual 4-Ohm Reference Series Subwoofer
352 Customs Shop — Soundstream 12" Subwoofer
Soundstream 12" Subwoofer Bass Xtreme Series 2400W Max Power Dual 4 Oh – Pricedrightsales
Amazon.com: Soundstream USB-10P 10 Inch Underseat Enclosed Car Vehicle Subwoofer with Built In 150 Watt RMS Amplifier and Bass Knob Remote Control, Black : Electronics