Box Specifications Fits All Years 370z Coupe Hole cutout for 10" Sub: 9 1/8" Hole cutout for 8" Sub: 7 1/8" Subwoofer Mounting Depth: 8.00" Airspace: 0.70 cubic ft. Per Sub/Side Made with 0.75" MDF Speaker Wire Terminals: 1 Per Subwoofer Box Type: Sealed Box Finish - Carpet Installed Pictures Shown in Black Subwoofers, Amps, and Grill Not Included Hole Cutouts adjustable per request