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
Hertz SX 380D SPL Show 15" Dual 2 Ohm Component Subwoofer (Each) — Safe and Sound HQ