ROCKFORD FOSGATE T2S1-13ROCKFORD FOSGATE (T2S1 13) POWER 13" T2 SINGLE 1 OHM SUBWOOFER The Power T2S1 13 subwoofer features 13 inches of effective radiating cone area and a single 1 ohm voice coil for ease of wiring. This subwoofer is not just another made with off the shelf parts, we wanted something better, and we knew our fanatics demand this as well. Since the original Power T2 subwoofer was designed by one of the leading loudspeaker engineers in the world, there were