STLF-630-R | REFURBISHED: 6" Raw Woofer Speaker, 80 Watts Pro Audio PA DJ Replacement – Sound Town
Refurbished Sundown Audio E v.4 12" Subwoofer - Sparked Innovations
Outlet - JL Audio - Refurbished - Creative Audio
Subwoofer Page – DirecTroniX
SVS SB-1000 Pro 12" Sealed Subwoofer (Certified Refurbished) | electronicsexpo.com
Refurbished Sundown Xv2 Subwoofer – DirecTroniX
Refurbished Home Audio | Harman Audio
Refurbished Sundown Audio E v.4 15" Subwoofer - Sparked Innovations
The Best High-Performance Subwoofer | Reviews by Wirecutter
Denon Home Wireless 8" Subwoofer with HEOS (Certified Refurbished) 747192139247 | eBay
React Sub Subwoofers | Polk Audio - Powerful Wireless Subwoofer for the React Sound Bar | Polk - US
Refurbished Sundown Audio U Subwoofer
The Best High-Performance Subwoofer | Reviews by Wirecutter
Amazon.com: Acoustic Audio PSW500-12 Home Theater Powered 12" LFE Subwoofer Black Front Firing Sub,500 Watts
Denon Home Sound Bar 550 with Dolby Atmos and HEOS Built-in and Denon Home Wireless 8" Subwoofer with HEOS (Factory Certified Refurbished) | World Wide Stereo
Rockville BASS BLASTER 12 12" 800w Powered Home Audio Subwoofer Theater Sub | eBay