DURABLE CONSTRUCTION: Built with premium 5/8 MDF wood and wrapped in charcoal-colored carpet, this enclosure ensures long-lasting performance and a sleek, factory-like appearance in your vehicle’s interior. Mounting diameter (hole size): 9” (inches), Wood thickness: 5/8” (inch), Air space: 0., 85 Cubic feet HIGH-QUALITY SOUND OUTPUT: Designed for 2009-Current Ford F-150 SuperCrew, this dual 10 sealed subwoofer enclosure delivers deep, precise bass with 0., 85 cubic feet of air space, ideal for music enthusiasts seeking rich audio in their truck. CUSTOM UNDERSEAT FIT: The downfire design fits seamlessly under the rear seat of F-150 SuperCrew cabs (except King Ranch), maximizing space while providing powerful low-end sound for an immersive listening setup. 2hole 10 for Ford 2009-2021 F150 Super Crew, Does NOT fit King Ranch, Underseat Downfire Rockville W8K9D2 Bundle: (2) 8 2000W PEAK/500W RMS 2005 Silverado Crew Cab Sub Box Absolute DSS10 Dual 10" Sealed Subwoofer Enclosure Box - Absoluteusa Ford F150 Subwoofer Box EASY INSTALLATION: Features a 9 mounting diameter and 5 mounting depth, making it compatible with most 10 subwoofers, allowing for quick setup to enhance your Ford F-150’s audio system without hassle. Polk Dual 10" Sealed Subwoofer Enclosure | Property Room Features: Rockville Dual 10 2009-Current Ford F-150 Super Crew Sealed Sub Enclosure Box 2hole 10 for Ford 2009-2016 F150 Super Crew. Underseat Downfire. Premium Charcoal Colored Carpet 2009-2016 Ford F150 Super Crew, Does NOT fit King Ranch. Mounting Depth: 5 Mounting diameter (hole size): 9 (inches). Wood thickness: 5/8 (inch). Air space: 0.85 Cubic feet Material: Highest-grade MDF wood on...