Trust Atrend for your perfect solution for a great custom-fit install. The BBox Series Subwoofer Boxes for GM Vehicles (10 in. Dual Downfire, 2007 and up GM Ext Cab) is finished with a durable trunk liner, rounded edges and spring loaded terminal cups.

• Fits 2007 & up GM® Extended Cab
• MDF construction
• .75" speaker baffles
• Completely carpeted enclosure with rounded edges

Fits 2007 & up GM® Extended CabATREND