The QBDODGE104DR is a custom-fit ported downfire subwoofer enclosure designed specifically for Ram Crew Cab trucks. Engineered to provide deep, powerful bass while preserving factory interior space, this enclosure combines strong low-frequency performance with a stealthy OEM-style fit and added subwoofer protection. Features & Benefits Custom-fit enclosure for Ram Crew Cab trucks Designed for dual 10-inch subwoofers Ported downfire enclosure configuration Underseat mounting design Heavy-duty MDF construction Durable spray-on bedliner finish Maximizes bass while maintaining cabin functionality OEM-style fit and appearance Excellent for daily-driver and high-output systems Specifications Product Type: Vehicle-Specific Subwoofer Enclosure Model: QBDODGE104DR Subwoofer Compatibility: Dual 10-inch subwoofers Enclosure Type: Ported / Downfire Vehicle Fitment: Ram 1500 Crew Cab Ram 2500 Crew Cab Ram 3500 Crew Cab Mounting Location: Under rear seat Construction Material: MDF wood Finish: Spray-on bedliner coating Air Space: Approximately 1 cubic foot per chamber Maximum Mounting Depth: Approximately 5 inches Port Tuning Frequency: Approximately 38Hz Vehicle Compatibility Compatible with select Ram Crew Cab trucks depending on: Model year Seat configuration Factory storage trays Trim package Always verify fitment before purchase.