Amazon.com: Pyle 10" Car Audio Speaker Subwoofer - 1000 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System - Non Press Paper Cone, 90 dB, 4 Ohm, 50 oz Magnet, 2
JBL SRX818SP Active 1000w Sub-Woofer - LightingelStore
Sound Town 21” 1000W Cast Aluminum Frame Woofer, Low Frequency Driver, Replacement Woofer for PA/DJ Subwoofer Cabinets (STLF-21500A) - Walmart.com
Planet Audio 12" Woofer 1000W Max Single 4 Ohm Voice Coil - Walmart.com