ASC Chevy Camaro or Pontiac Firebird Coupe 1982-1992 Dual 12" Subwoofer Custom Fit Hatch Sub Box Speaker Enclosure Dimensions: Width 41" x Front Height 6-1/2" x Rear Height 12" Depth 15-1/2" Install Location: Rear Hatch Well Install Notes: T-Top Storage Lost, Does Not fit Convertible Mounting Depth: 8 Inches Air Space: 0.70 Cubic Feet