Subs will need to be wired and placed into box.AC12D - The PLANET AUDIO AC12D 12" 1800W Dual 4-Ohm Voice Coil Car Audio Subwoofer can handle 1800 Watts of MAX power and 900 Watts of RMS power per each. Other features include a mounting depth of 5-3/8" and an impedance of 4-ohms. Thump your car audio system with this AC12D subwoofer! With a 2 Inch Voice coil and 88 dB efficiency, you are really getting an incredible deal on this subwoofer.Please note, this subwoofer is not a CEA-2006 compliant, therefore is not true wattage rated!QBASS12 -The Q-POWER 12" Dual Heavy Duty Vented Subwoofer Enclosure features solid 5/8" MDF construction, charcoal carpet covering, a dual vented design, and terminal cup connectors. Turn your ride into a sound machine with the help of the Q POWER 12" Dual Heavy Duty Vented Subwoofer Enclosure!