Amazon.com: Rockville DV12K52 Dual 12" K5 2800w Car Subwoofers+Vented Sub Enclosure Box/2Ohm : Electronics
Amazon.com: Dual Electronics BP1204 High Performance 12 inch Car Audio Subwoofers in a Tuned Bandpass Enclosure with Blue illumiNITE LED Illumination and Plexiglass Viewing Windows and 1,100 Watts of Peak Power : Electronics