The FOX F150-XC-210-S-15 is a FOX Acoustics dual 10-inch sealed under-seat subwoofer enclosure designed for newer Ford F-150 SuperCab and SuperCrew trucks, along with select Super Duty Crew Cab models. It’s built for customers wanting clean, accurate bass while maintaining a stealth OEM-style install under the rear seat. Key Features Dual 10-inch sealed enclosure Under-seat truck fitment Fits: 2015+ F-150 SuperCab 2009+ F-150 SuperCrew 2017+ F250/F350 Crew Cab 1.9 ft³ total airspace Shared non-divided chamber Spray bedliner-coated finish Heavy-duty MDF construction Designed for modern high-excursion subwoofers Hidden OEM-style appearance Specifications Enclosure Type: Sealed Air Volume: 1.9 ft³ Mounting Hole Size: 9.125" Mounting Depth: 6.25" Maximum Magnet Diameter: 7" Finish: Black spray bedliner coating