Mb Quart Rlp304 12 600w 4 Ohm Car Audio Subwoofer Sub 600 Watt Rlp-304 New - Retail 30-Day Warranty MB Quart rlp304 Mb Quart Rlp304 12 600w 4 Ohm Car Audio Subwoofer Sub 600 Watt Rlp-304