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Dual 10-Inch Sealed Carpeted Subwoofer-Enclosure for Select 1999-2006 Chevrolet-Silverado and GMC-Sierra HD-Crew -Cab Pickups CLICK HERE TO VIEW SUBWOOFERS THAT FIT THIS BOX! Accu-Tuned 10” Dual sealed subwoofer enclosure designed for optimum bass response and low frequency reproduction which is ideal for lower profile sound quality subwoofers. OEM-Fit is designed and engineered specifically for the 1999-2006 Chevrolet / GMC trucks to ensure an OEM fit with out impeding the operation of the back seat. High Grade MDF for Ultimate structural rigidity and no-flex construction. 1.5 Cubic Feet Net Volume internal air space (.75 per sub) is ideal for tight accurate bass reproduction. Subwoofer Mounting Depth is 6” which is ideal for lower profile subwoofers. Specially Formulated Aliphatic Wood Glue to ensure an airtight seal between all MDF parts with a second application of glue around all internal joints after final assembly. Dimensions Sub cut out: 9.125”, mounting depth: 6”, front height: 7.875”, rear height: 5.5”, width: 43.625”, front depth: 13.125”, rear depth: 12.5”  Installation Note: Custom downfire fit under rear seat, enclosure will only fit heavy duty crew cabs (1500, 2500, 3500). Heavy duty crew cabs will have the jack located under the seat on the passenger side. Specifications Configuration: Dual Sealed Finish: Charcoal Carpeted Width: 43.63" Height: 5.50" Rear - 8.875" Front Depth: 12.50" Rear - 13.13" Front Max Mounting Depth: 6.00 Gross Volume Per Sub: 1.50 Net Volume Per Sub: 1.50

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