JL Audio CP106lg-tw3

JL Audio's CP106LG-W3v3 Enclosed Subwoofer System with Single 6W3v3-4 Subwoofer Drivers, Black Carpet (150 W, 4 Ω) - Ported Enclosure
$389.95

This incredible MicroSub™ subwoofer system delivers the kind of output and extension that is normally possible with only much larger systems. The key to its performance lies in the precise tuning of its 6W3v3 subwoofer driver into an efficient slot-ported design.