Amazon.com: Seismic Audio - 15" Raw Speaker Woofer Replacement PRO AUDIO PA/ DJ : Musical Instruments
Amazon.com: Sound Town 18” 800W Cast Aluminum Frame Woofer (Low Frequency Driver), Replacement Woofer for PA/DJ Subwoofer Cabinet (STLF-18200A) : Musical Instruments
Rockville 18" Replacement Sub Driver For Peavey SP118BX Subwoofer SP 118 BX - Newegg.com
Amazon.com: Sound Town 12” 250W Steel Frame Raw Woofer (Low Frequency Driver) w/ 2" Voice Coil, Replacement Woofer for PA/DJ Speaker, Subwoofer Cabinets (STLF-12VS) : Everything Else
Amazon.com: Sound Town 18” 1000W Cast Aluminum Frame Woofer (Low Frequency Driver), Replacement Woofer for PA/DJ Subwoofer Cabinets (STLF-18500A) : Musical Instruments
Amazon.com: Sound Town 15" 450W Raw Woofer Speaker with 4" Voice Coil, 100 oz Magnet, Replacement Woofer for PA/DJ Subwoofer, 4-ohm (STLF-1504-4) : Everything Else