Massive Audio Subwoofers - Best Car Subwoofer Upgrades
Massive Audio™ Subwoofers - CARiD.com
Amazon.com: Massive Audio KILOX124-12 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 12" Subwoofer 1000 Watt RMS, 2000w MAX Dual 2 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics
Massive Audio HIPPOXL 122 12 in. Subwoofer Dual 2 Ohm 2000W RMS & 4000W Maximum - Walmart.com
BOA121 12 Inch Subwoofer | 6,000 Watts RMS Dual 1 Ohm Mega Subwoofer – Massive Audio
BOA181 - 18 inch Subwoofer 6,000 Watts RMS Dual 1 Ohm Mega Subwoofer – Massive Audio