BOSS Audio Systems D12F 1000 Watt 12” Car Subwoofer, Single 4 Ohm Voice Coil - Walmart.com
BOSS Audio Systems P126DVC Phantom Series 12 Inch Car Audio Subwoofer – 2300 Watts Max, Dual 4 Ohm Voice Coil, Sold Individually, For Truck Boxes and Enclosures, Hook Up To Amplifier
Bose MB210-WR Outdoor Subwoofer BK – Thomann United States
10" Bose 501 Series III Woofer Replacement by SS Audio Speaker Repair Parts | eBay
NEW pair (2) 8" inch upgrade Subwoofer for Bose 301 speaker bass driver 4 ohm | eBay