Amazon.com: Sound Town 15" 450W Raw Woofer Speaker with 4" Voice Coil, 100 oz Magnet, Replacement Woofer for PA/DJ Subwoofer, 8-ohm (STLF-1504-8) : Musical Instruments
Amazon.com: Eminence Professional Series Kappa Pro 15LF2 15" Pro Audio Speaker with Extended Bass, 600 Watts at 8 Ohms, Black : Musical Instruments