"DESCRIPTION: Immerse yourself in premium audio with the Quad Vented 8"" Sprayliner Universal subwoofer enclosure. Engineered for GM Crew Cab (07-23), Ford Crew Cab (09-23), and Ford Super Duty Crew Cab (17-23), this enclosure boasts features designed for optimal bass response and low-frequency reproduction. - Durable Bedliner Finish: Adds style and toughness to complement your vehicle's interior. - Precision OEM-Fit Engineering: Seamless integration for a factory-fitted appearance. - Acoustic Enhancement: Soft Woven Polyfill Damping Material ensures a dynamic and immersive audio experience. - Airtight Seal: Specially Formulated Aliphatic Wood Glue guarantees airtight integrity between MDF parts. - Dimensional Excellence: With a 7.125"" cutout diameter, 8.25"" max mounting depth, 2.40"" net volume, and a tuned frequency of 40Hz, this enclosure delivers precision for a perfect fit and optimal audio performance. Upgrade your car audio and enjoy the perfect blend of style and sound. "