New SPL AUDIO SP3-15 15" 2800W Car Subwoofer Power Sub Woofer DVC 2 Ohm SP315 NEW SPL POWER MONSTER 15" Dual 2 Ohms SP3 Series Subwoofer MAX Power: 2800 Watts RMS: 1200 Watts 180oz. magnet structure KEISV Kapton Voice Coil