Specification Brand : Generic BulletPoint : DOES NOT FIT OLD MODEL SOLO BARIC SUBS BulletPoint1 : DIY Subwoofer Enclosure Assembly Kit BulletPoint2 : Subwoofer Not Included BulletPoint3 : Box Does NOT Come Assembled ExternallyAssignedProductIdentifier1 : 0655471784616 ExternallyAssignedProductIdentifier2 : 655471784616 IncludedComponents : Terminals ItemName : Sierra Crew-Cab 2014-2018 8" Dual Sealed Sub Box 8" Box Solo Baric ItemTypeKeyword : vehicle-subwoofer-boxes Manufacturer : Ground-Shaker NumberOfItems : 1 PartNumber : GMC KK 28 ProductDescription : OLD MODEL SOLO BARIC WILL NOT FIT BLACK 8" DUAL SEALED SOLO-BARIC SUB BOX, FITS SIERRA CREW-CAB 2014-2018 SPECIFICATIONS: -CUTOUT SQUARE: 7 3/8" -TOTAL AIR VOLUME: 1.45 CUBIC FT. -2 INDIVIDUAL CHAMBERS -VOLUME PER SUBWOOFER: 0.73 CUBIC FT. -WEIGHT: 43 LBS. -MOUNTING DEPTH: 6 1/2" DIMENSIONS: -HEIGHT: 8” -LENGTH: 49 1/2" -DEPTH: 16" CONSTRUCTION: -5/8" MDF WOOD -GLUE -STAPLES + MAINLY SEALED WITH HIGH QUALITY SILICONE + INSTALLATION: -FITS UNDER REAR SEAT -DOWN FIRING NOT ALL SUBS WILL FIT DUE TO THE CUTOUT DIAMETER OR MOUNTING DEPTH SO PLEASE CHECK THE DIMENSIONS TO MAKE SURE THIS BOX SUITS YOUR SUBS ProductSiteLaunchDate : 2023-06-10T01:45:26.177Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 52161600 WarrantyDescription : 1-Year Manufacturer Defect Warrany