The Rockville RWK81 8 Gauge 2 Channel Car Amplifier ... Overall, the Seventour ST-800 10 inch Ultra Slim Under Seat Active Powered Car/Truck Subwoofer is a great investment for those looking ...

If you’re looking for a slim powered car subwoofer that delivers clean and tight bass without taking up too much space in your trunk, the Rockville ... ranging from 8 to 15 inches.