JL Audio 12W7AE - 12" 1000 Watts W7 3 Ohm Car Sub SubwooferJL Audio W7 12W7AE 3 12" Inch 30cm 1000 Watts 3 Ohms Car Sub Subwoofer JL12W7 The 12W7AE brings serious performance to the table by combining the breakthrough of the long excursion W7 design with a large 12 inch bore. It has been called "addictive," "seductive" and "the new subwoofer reference", by some of the world's toughest reviewers, and has earned these accolades by delivering nearly limitless dynamics, exceptional balance and world class sound