Down4Sound Down4Sound PRO-FAB - Birch - 4x 8-Inch Ported Subwoofer Enclosure - 19+ GM/Chevy Crew Cab – 2.5-Inch Seat Lift Required

Description Warranty Information 0 Reviews Description Designed for the 2019+ GM/Chevy Crew Cab, this Down4Sound PRO-FAB enclosure is tailored for audio enthusiasts seeking deep, powerful bass. Featuring four 8-inch subwoofer openings, it is precision-tuned to 32.5 Hz to ensure excellent sound performance. Crafted from premium birch wood and coated with a polyurethane bedliner, this enclosure is built for durability and superior audio output. A 2.5-inch seat lift is required for proper installation, making it ideal for high-performance audio systems. Compatibility: 2019+ GM/Chevy Crew Cab (Under Seat, 2.5-Inch seat lift is required BUT IS NOT INCLUDED ) Configuration: Quad 8-inch subwoofer openings Material: Premium birch wood with polyurethane bedliner coating for enhanced durability Outside Dimensions: Width: 52 inches Front Height: 8 5/16 inches Rear Height: 13 inches Depth: 14 3/4 inches Speaker cutout diameter (Ø) : 191.41 mm - 7.54 in Net Airspace (After Displacements): 2.47 cubic feet Port Information: Port Area: 10.98 square inches each Port Depth: 29 inches Tuning Frequency: 32.5 Hz Recommended Subwoofer: Optimized for Down4Sound DBz 8" Subwoofers ****ALL SALES ARE FINAL**** View All Close Warranty Information Warranty Information Your new Down4Sound product is covered by 1 limited warranty if purchased from Down4Sound or an authorized Down4Sound dealer. This warranty does not cover improper installation, accidental damage, misuse, abuse, improper wiring, operation of unit outside of listed specifications, or any product that has been modified or repaired by anyone other than Down4Sound. Your warranty covers defects in materials and/or workmanship ONLY and is not an insurance policy. The warranty only covers the original owner of the amplifier. All warranty returns must be accompanied by the original sales invoice or receipt. You must contact us to request an RMA number prior to sending any returns via the RMA request form on our websi te. You are responsible for the cost of shipping your product back to us for warranty examination. If your product is covered under warranty, shipping back to you will be at no charge to you – if your product is replaced/repaired outside of warranty you must pay for return shipping and repair bill prior returning of the product or if no defect is found you are required to pay for return shipping only. At the sole discretion of Down4Sound your product will be either repaired or replaced when it is being covered under warranty. In the event of shipping damage due to improper packaging on products being returned to Down4Sound the customer is liable for the cost of all damages, necessary repairs, or replacement. Be sure to properly pack your return! * Extended additional warranty purchased on amplifiers take in affect from the date of purchase and must also be stated on orginal sales invoice or receipt. Refund/Return Policy: https://www.down4soundshop.com/shipping-returns/ Down4Sound - Hours of Operation Monday 6am - 9pm PDT Tuesday 6am - 9pm PDT Wednesday 6am - 9pm PDT Thursday 6am - 9pm PDT Friday 6am - 9pm PDT Saturday 8am - 4pm PDT Sunday Closed View All Close 0 Reviews View All Close