BOSS Audio Systems CXX8 Chaos Exxtreme Series 8 Inch Car Audio Subwoofer - 600 Watts Max, Single 4 Ohm Voice Coil, Sold Individually, For Truck, Boxes and Enclosures, Use With Amplifier
SOUNDSTORM SS8 8" 400W Car Subwoofer Power Sub Audio Woofer Stereo Device, Black - Walmart.com
10" Dual Series Vented Subwoofer Enclosure for Car Audio - High Powered Sub Woofer Speaker with a 10 Inch Silver Paper Cone and Built-in Illuminating LED Lights - 2x500 Watt Max Power -
Amazon.com: Gravity 2X 8 Inch 1000 Watt Car Audio Subwoofer w/ 4 Ohm DVC Power 8' Sub Pair - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance
Boss Audio 8-Inch Dual Voice Coil 4-Ohm 1000-Watt Car Subwoofer (2 Pack) P80DVC - Walmart.com
Hawk 15" Subwoofer | Car Audio Equipment | American Bass
Amazon.com: Gravity 1x 8 Inch 1000 Watt Car Audio Subwoofer w/ 4 Ohm DVC Power 8' Sub Single - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance