Fosi Audio
Fosi Audio TP-02 TDA7498E Subwoofer Amplifier Mini Sub Bass Digital Class D Integrated Subwoofer Amp 220Watt
SUMEINA
SUMEINA 12" Compact Active Subwoofer System, 1000W Car Audio Bass Subwoofer Sub, 120W RMS Subwoofer Enclosure with Integrated Amplifier
Seventour
Seventour 10" 800W Slim Under Seat Powered Car Subwoofer, Car/Truck Audio Sub Built in Amplifier, New Upgrade with Blue LED Ambient Light
Rockville
Rockville SK512 PACKAGE 12" 1400w Loaded K5 Car Subwoofer Enclosure+DB11 Amp, Black