The QBGMC102014DCAB is a custom-fit underseat subwoofer enclosure designed specifically for 2014-2018 Chevrolet Silverado and GMC Sierra Double Cab trucks. Built to maximize bass performance while maintaining factory interior functionality, this enclosure provides strong low-frequency output in a clean OEM-style fit. Features & Benefits Custom-fit enclosure for 2014-2018 GM Double Cab trucks Designed for dual 10-inch subwoofers Underseat installation design High-output ported enclosure Heavy-duty MDF construction Maximizes bass while preserving cabin space OEM-style fit and appearance Durable automotive-grade carpet finish Excellent for daily-driver and high-output systems Specifications Product Type: Vehicle-Specific Subwoofer Enclosure Model: QBGMC102014DCAB Subwoofer Compatibility: Dual 10-inch subwoofers Enclosure Type: Ported Vehicle Fitment: 2014-2018 Chevrolet Silverado Double Cab 2014-2018 GMC Sierra Double Cab Mounting Location: Under rear seat Construction Material: MDF wood Finish: Black automotive carpet Air Space: Approximately 1.0 cubic foot per chamber Maximum Mounting Depth: Approximately 5 inches Port Tuning Frequency: Approximately 35Hz–38Hz Vehicle Compatibility Compatible with select: Chevrolet Silverado Double Cab GMC Sierra Double Cab