2x Port Single 12" Universal Standard Cab Truck Subwoofer Box Enclosure 1" MDF | eBay
Bbox Single Sealed 12 Inch Subwoofer Enclosure - Car Subwoofer Boxes & Enclosures - Made in USA Premium Subwoofer Box Improves Audio Quality, Sound & Bass - Nickel Finish Subwoofer Terminals - Black - Newegg.com