Car rear door woofer — Part Number 96390-D9000 / 96390D9000 Overview - Direct-fit rear door woofer designed to reproduce low-frequency audio within the vehicle rear door. Intended as a replacement for the factory rear door woofer using OEM part number 96390-D9000. Key benefits - Restores low-frequency output: replaces a failed or degraded factory woofer to recover intended bass response in the rear listening area. - OEM-compatible fit: matching the manufacturer part number ensures correct mounting, alignment, and simplified installation without modification. - Reliable replacement option: designed to meet the original function and installation requirements for vehicles that list part number 96390-D9000. Function and performance - Function: dedicated woofer for rear door installation, focused on low-frequency reproduction to support the vehicle’s full-range audio system. - Performance: engineered to reproduce bass frequencies typical of a rear door woofer application, restoring balanced cabin sound when paired with the vehicle’s existing speakers and amplifier. Compatibility - Compatibility is defined by part number: use this woofer when your vehicle parts list or service manual specifies Part Number 96390-D9000 (also referenced as 96390D9000). - Intended as a direct replacement for the OEM rear door woofer; confirm part number match before ordering to ensure correct fit. Typical applications - Replace a blown or damaged rear door speaker to restore factory sound quality and bass response. - Use during vehicle audio repair or maintenance when restoring the original speaker configuration. - Install as part of a vehicle audio refurbishment to maintain OEM speaker performance after dashboard or door panel work. What to check before purchase - Verify the vehicle parts list, service manual, or existing speaker label shows Part Number 96390-D9000 / 96390D9000 to confirm compatibility. - Inspect mounting holes and connector type against the existing component to ensure a direct swap. Part information - Part Number: 96390-D9000 - Alternate listing: 96390D9000 Note: This listing describes the rear door woofer identified by the specified part number. Confirm part number compatibility with your vehicle prior to purchase.