ISUDAR
ISUDAR SU6901 Car Subwoofer Active Underseat Subwoofer with Amplifier Car HiFi Active Woofer Bass with Slim Metal Housing Black (150 Watt 6 x 9 Inches)
H YANKA
H YANKA SODA-10ASW 480W 10 Inch Compact Underseat Car Subwoofer with Built-in Amp, Slim Powered Subwoofer for Car/Truck/Jeep Audio
Pioneer
Pioneer TS-WX130DA Space Saving Active Subwoofer with Built-in Class-D Amplifier (160w)
Pioneer
Pioneer TS-WX130EA Space Saving Active Subwoofer with Built-in Class-D Amplifier (160 W)