2x Infinity 2400W 12" Inch Subwoofer + Audiobank 5000W CLASS D Amplifier + Kit | eBay
Amazon.com: DS18 SLC12S Car Subwoofer Audio Speaker - 12" in. Paper Glass Fiber Cone, Black Steel Basket, Single Voice Coil 4 Ohm Impedance, 500W MAX Power and Foam Surround for Vehicle Stereo