Amazon.com: Kicker 12 Inch Comp RT Thin Woofer Includes Two 48CWRT122 2 Virtual 2 ohm Package : Electronics
Kicker 43CVT122 CompVT 12 inch Shallow Mount Subwoofer - Single 2 Ohm
Kicker TL7T Single 12 Inch 2 Ohm Solo Baric Subwoofer in Enclosure for Car Audio - Walmart.com
Kicker 48TRTP102 Sealed downward-firing enclosure with CompRT® 10" shallow-mount subwoofer and passive radiator at Crutchfield
Amazon.com: Kicker TL7T Single Square 600 Watt RMS 12 Inch 2 Ohm Solo Baric Subwoofer with Thin Enclosure and Big Bass for Car Audio Stereo Systems, Black : Electronics