Amazon.com: Alphasonik 18" Flagship Series 3000 Watts Raw Sub Woofer Speaker Cast Aluminum Basket Driver for Pro Audio PA DJ Cabinets Subwoofer with High Handling Power Extremely Clear and Loud - FW1832 :
2.1 Black JBL 1300W Wired Car Subwoofer, Size/Dimension: 12 Inch, Model Name/Number: A1300HI
Blastking NOVO-218A Double 18” Active Subwoofer 3000 Watts Class-D wit
JBL SRX828SP Dual 18 Inch 2000 Watt Powered Subwoofer | American Musical Supply