Used CT Sounds TROPO-8-D4 400 Watts RMS 8 Inch Car Subwoofer - Dual 4 Ohm
RMS Power: 400 Watts. Product Type: Car Subwoofer. Subwoofer Size: 8". MAX Power: 800 Watts. Flat response curve (SQ) is geared towards people looking for responsiveness. Surround Type: Dual White Stitched High Narrow Foam Surround.