Kicker 40CWRT82 8-Inch 600 Watt Slim Sub 2-Ohm Powersport Weather Subwoofer Kicker CompRT 8 Inch 600 Watt Weatherproof Shallow Mount Subwoofer RMS Wattage: 300 Watts Max Wattage: 600 Watts Dual 2-Ohm Dual Voice Coils Weatherproof!