Check the listing for details. Sub Woofer Box Chevy Silverado 99-06 Ext Cab 2x8 Woofers Front Fire Ported. Condition: New. Listed at 249.00 USD. FITS:Specific for 1999 up to 2006 chevy silverado gmc sierra 1500 extended cab2001 to 2006 2500 and 3500 Hd models that have same style seating as the 99-06 (""""Does not fit Crew cab models"""") BOX DIMENSIONS:Length: 54"Width: 14.75"Front Height: 10"Rear Height: 7" PORT DIMENSIONS:Length: 9.5"Width: 2.5"Height: 3.75" MOUNTING DEPTH: 8.75" WOOFER CUT OUTS: 7.5" WOOD TYPE: High Quality MDF MADE IN USA ENCLOSURE FINISH: Black Armor Coating (Same Heavy Duty Material That is Use to Paint Truck Beds) All KUZTOMBOXES come with speaker terminals Included.Speaker Wires NOT INCLUDED.Metal Screws NOT INCLUDED. PLEASE READ ALL ITEM and SHIPPING descriptions BEFORE YOU PLACE AN ORDER.Business days means Monday To Friday. Orders place on Friday we will ship the following Monday.