{"product_id":"ssboxes-chevy-silverado-gmc-sierra-2500-3500-extended-cab-4x8-front-fire-ported-subwoofer-box","title":"SSBOXES Chevy Silverado\/GMC Sierra 2500\/3500 Extended Cab Quad 8-Inch Front-Fire Ported Subwoofer Box","description":"\u003cp\u003eSSBOXES front-fire quad 8-inch ported subwoofer box is built for Chevy Silverado and GMC Sierra Extended Cab 2500\/3500 HD trucks with the matching rear-seat floor layout.\u003c\/p\u003e\u003ch2\u003eChevy\/GMC 2500 and 3500 Extended Cab 4x8 Front-Fire Box\u003c\/h2\u003e\u003cp\u003eThis enclosure is for customers searching for a 4x8, 4 8, or quad 8 subwoofer box for a Chevy or GMC Extended Cab HD truck. It is designed for strong truck bass with a front-fire ported layout and a heavy-duty bedliner-style coating.\u003c\/p\u003e\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFits: Chevy Silverado Extended Cab 2500 and 3500 HD models with the same seating\/floor style\u003c\/li\u003e\n\u003cli\u003eFits: GMC Sierra Extended Cab 2500 and 3500 HD models with the same seating\/floor style\u003c\/li\u003e\n\u003cli\u003eDoes not fit Crew Cab models\u003c\/li\u003e\n\u003cli\u003eSubwoofer layout: Four 8-inch subwoofers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBox Dimensions\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLength: 54 inches\u003c\/li\u003e\n\u003cli\u003eWidth: 14.75 inches\u003c\/li\u003e\n\u003cli\u003eFront height: 10 inches\u003c\/li\u003e\n\u003cli\u003eRear height: 7 inches\u003c\/li\u003e\n\u003cli\u003eMounting depth: 8.75 inches\u003c\/li\u003e\n\u003cli\u003eWoofer cutouts: 7.5 inches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePort and Build Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePort length: 9.5 inches\u003c\/li\u003e\n\u003cli\u003ePort width: 2.5 inches\u003c\/li\u003e\n\u003cli\u003ePort height: 3.75 inches\u003c\/li\u003e\n\u003cli\u003eAir space per sub: 0.7 cubic feet\u003c\/li\u003e\n\u003cli\u003eBox tuning: 37 Hz\u003c\/li\u003e\n\u003cli\u003eWood type: High-quality MDF\u003c\/li\u003e\n\u003cli\u003eFinish: Black Armor bedliner-style coating\u003c\/li\u003e\n\u003cli\u003eSpeaker terminals included\u003c\/li\u003e\n\u003cli\u003eMade in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstall Notes\u003c\/h3\u003e\u003cp\u003eSpeaker wire and metal screws are not included. Confirm your exact cab style, seat layout, floor shape, and mounting depth before ordering or installing.\u003c\/p\u003e","brand":"SSBOXES","offers":[{"title":"Default Title","offer_id":43336109097050,"sku":null,"price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6339\/8490\/files\/e0f50b89-s-l1600-1.webp?v=1778262876","url":"https:\/\/supercaraudio.com\/products\/ssboxes-chevy-silverado-gmc-sierra-2500-3500-extended-cab-4x8-front-fire-ported-subwoofer-box","provider":"Super Car Audio","version":"1.0","type":"link"}