BAS8 - 8" 400 Watts RMS Class D Powered Subwoofer in Ported Enclosure,
S-1204D 12" Subwoofer
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American Bass XMAXXX 15" 4000w RMS Subwoofer - 1800woofers.com
Amazon.com: Rockville BASS Blaster 12 12" 800w Powered Home Audio Subwoofer Theater Sub, Black : Electronics
Amazon.com: American Bass XR-12D2 12" 2,400 Watts Max Power Dual 2 Ohm Car Subwoofer : Electronics
American Bass XFL-1222 2000w 12" Competition Car Subwoofer 3" Voice Coil/200Oz - Walmart.com
Tenghong 2pcs 2 Inch Mini Subwoofer 52MM 20 Core Bluetooth Speakers 4/8Ohm 10W Portable Audio
BOSS Audio Systems BASS8 8 Inch Under Seat Powered Car Subwoofer – 800 High Output, Low Profile, Built In Amplifier, For Truck, Boxes and Enclosures, Remote Subwoofer Control
DS18 Good Bass Audio Package
American Bass XD 1544 15 Inch Dual 4 Ohm Voice Coil 1000 Watt Max Subwoofer - Walmart.com
BAS 100 active subwoofer which requires 220v power | eBay