More on Amazon.com : http://www.amazon.com/gp/product/B009TOSKBE?tag=purrfectcatdi-20
SVS SB13 Ultra Black Oak 13-inch 1000 Watt Powered Subwoofer
135 high-performance Ultra driver
STA-1000D Sledge 1000 watt Amplifer
Custom-tooled die-cast aluminum basket
