Bose MB210-WR Outdoor Subwoofer BK – Thomann United States
Boss Phantom 12 Inch 2300 Watt Max Power Car Audio Subwoofer with DVC Power - 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
Panasonic 12P331A6 Bose Replacement Speaker 6 Ohm
JL Audio 12W1v3-4 W1v3 Series 12" 4-ohm subwoofer at Crutchfield
Klipsch Reference Series 12" 400W Powered Subwoofer Black R-120SW - Best Buy