{"product_id":"2014-2018-chevy-silverado-amp-gmc-sierra-crew-cab-4-door-for-four-8-sub-woofers-ported-enclosure","title":"2014-2018 Chevy Silverado \u0026amp; GMC Sierra Crew cab 4 door for four 8” sub woofers Ported Enclosure","description":"Custom-fit ported enclosure is designed specifically for 2014–2018 Chevy Silverado \u0026amp; GMC Sierra Crew Cab trucks. It fits four 8-inch subwoofers perfectly under the rear seat with no modifications required. Featuring a front-firing, single-chamber ported design, it maximizes subwoofer performance while preserving cargo space. Built from premium MDF and engineered in the USA, this enclosure delivers strength, reliability, and a seamless OEM fit.\r\n\r\n\u003cstrong\u003eAir Space:\u003c\/strong\u003e 2.6 ft³\r\n\u003cstrong\u003eMounting Depth:\u003c\/strong\u003e 8.5\"","brand":"Super Car Audio","offers":[{"title":"Default Title","offer_id":43336108933210,"sku":null,"price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6339\/8490\/files\/2440aa0c-SS-SSCH14CC-4x81-1.webp?v=1778262876","url":"https:\/\/supercaraudio.com\/products\/2014-2018-chevy-silverado-amp-gmc-sierra-crew-cab-4-door-for-four-8-sub-woofers-ported-enclosure","provider":"Super Car Audio","version":"1.0","type":"link"}