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Harmony Audio R104 10" Subwoofer Bundle HA-A400.1 Amp, ASC Sub Box Compatible with 2005-UP Nissan Frontier Crew Cab Truck : Electronics - Amazon.com
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BOSS Audio Systems BAB8 8 Inch Powered Under Seat Car Audio Subwoofer - 800 Watts Max, Low Profile, Remote Subwoofer Control, For Truck, Boxes and Enclosures - Walmart.com
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