Description
Features: 2004-2006 GMC/Chevy Crew Cab Dual 10" Ported Subwoofer Enclosure. RockvilIe REC98.Fits Between Air Ducts Behind Seat, Remove Factory Jack, Fires Forward.Finished with Durable Bed Liner. 2004-2006 GMC/Chevy Crew Cab. Air Space: 0.60 Cubic Feet (per sub).Mounting Depth: 5.5" inches. Tuning Frequency: 34HZ