There Is A Reason] Alpine SWR-1222D [Dual Voice Coil 12 Inch Subwoofer] | Sub Woofer Speakers | Croooober
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Amazon.com: Alpine ALP19-R-W12D2x2wKit Car Audio Type R Dual 2 Ohm 1500 Watt 12" Subwoofers with Sub Install Kit and HA-SWKD Dual Sub Box Install Kit - 16 Screws and Speaker Wire with