Fits 2001 to 2006 Chevrolet Silverado / GMC Sierra Crew Heavy Duty truck; 1500 HD, 2500 HD and 3500 HD

NOTE: Does not fit the Half-ton crew. We have another box available for the half ton crew cab truck.

FEATURES:

• Fits one 8 inch or 10 inch subwoofer
• Subwoofer Fires Down
• Fits on the driver's side under rear seat
• 5/8 MDF wood
• Speaker Terminal Included
• Carpeted in Charcoal Grey Carpet
• Air space = .5 cu ft
• Mounting Depth = 5.5 inches
• Available in OEM colors to match your interior for an additional charge.
• Fits 60/40 Split Rear and Full Bench Rear Seats.

Hole cutouts:

• Standard hole cutout diameter for 8s = 7 inches
• Standard hole cutout diameter for 10s = 9 1/8
• If you don't know the actual hole cutout diameter, choose the standard cutout below.
• If we don't have your actual diameter listed below, choose the standard cutout, then provide us with your sub model #.  No worries, we can look up the specs of your subs.