he QBFORDFF09208 is a custom-fit underseat subwoofer enclosure designed specifically for 2009 and newer Ford F-150 SuperCrew trucks. Built to deliver clean, powerful bass while preserving factory interior space, this enclosure offers a stealthy OEM-style appearance with excellent sound quality and low-frequency performance. Features & Benefits Custom-fit enclosure for Ford F-150 SuperCrew trucks Designed for dual 8-inch subwoofers Underseat mounting design Downfire subwoofer configuration Heavy-duty MDF construction Maximizes bass while maintaining cabin functionality OEM-style fit and appearance Durable spray-on bedliner finish Excellent for stealth-style audio upgrades Specifications Product Type: Vehicle-Specific Subwoofer Enclosure Model: QBFORDFF09208 Subwoofer Compatibility: Dual 8-inch subwoofers Enclosure Type: Sealed / Downfire Vehicle Fitment: 2009+ Ford F-150 SuperCrew Mounting Location: Under rear seat Construction Material: MDF wood Finish: Spray-on bedliner coating Air Space: Approximately 0.50–0.60 cubic feet per chamber Maximum Mounting Depth: Approximately 4.5 inches Configuration: Dual chamber enclosure Vehicle Compatibility Compatible with select: 2009+ Ford F-150 SuperCrew models Designed specifically for full 4-door SuperCrew configurations. Fitment may vary depending on factory storage trays, Sony audio systems, seat brackets, and trim packages.