Subwoofers will need to be wired and placed into box. 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. 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. Planet Audio subwoofers are meant to sound great, and be sure to pair this with a Planet Audio or Boss Audio amplifier to get a perfect match. This **Q Power 12"** QBOMB12V Dual Vented Subwoofer Box Enclosure is designed and built for the deepest bass. It features a dual vented chamber design with a slot port in the middle and boasts 2.2 cubic feet of air space. Subwoofers will need to be wired and placed into box. The **Q Power 12"** Q Bomb subwoofer box is finished with a black bedliner spray for increased durability. Turn your ride into a sound machine with the help of the Q Power 12" Subwoofer Enclosure! If you want the most output for your money, this is the way to go. The **PLANET AUDIO AC1500.1M** 1500W MONOBLOCK Car Audio Amplifier can handle 1500 Watts of MAX power. It features a Continuously Variable Low Pass Crossover, Low Level Inputs and Outputs, Power and Protection LEDs, Heavy Duty Set Screw Style Terminals, Chrome Plated Connections, and an Illuminated Logo. Choose the **PLANET AUDIO AC1500.1M** 1500W MONOBLOCK Car Audio Amplifier to power your car audio system! It even includes a remote bass knob so you can easily adjust your bass levels without having to get back to where your amplifier is grounded.