{"title":"GM Truck Tubular Manifolds (2007-2013, 1999-2007 — LS-based)","description":null,"products":[{"product_id":"exhaust-header-for-1999-2006-gm-4-8l-5-3l-6-0l-polished","title":"Exhaust Header for 1999–2006 GM 4.8L\/5.3L\/6.0L – Polished","description":"\u003cp\u003eDesigned and backed by Certified Automotive Experts, this performance header system was\u003cbr\u003eengineered to deliver reliable power gains and real-world durability.\u003cbr\u003eFull technical and performance overview of MT001008...\u003cbr\u003eThis product is part of the growing lineup from Certified Automotive Experts, where\u003cbr\u003eengineering precision meets real-world durability. We stand behind every component we\u003cbr\u003eoffer with performance-driven design and a commitment to quality.\u003cbr\u003eCertified Automotive Experts is a U.S.-based brand built by mechanics and tuners who\u003cbr\u003ebelieve in performance without compromise. Every CAE part is tested, refined, and backed\u003cbr\u003eby years of hands-on experience in the garage and on the road.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Type:\u003c\/strong\u003e Exhaust Header with Y-Pipe\u003cbr\u003e\u003cstrong\u003eVehicle Category: \u003c\/strong\u003eTruck \/ SUV\u003cbr\u003e\u003cstrong\u003eVehicle Fitment Type: \u003c\/strong\u003eVehicle Specific\u003cbr\u003e\u003cstrong\u003eWeight: \u003c\/strong\u003e42.5 lbs\u003cbr\u003e\u003cstrong\u003eBox Dimensions: \u003c\/strong\u003e40.2 x 19.3 x 11.4\u003c\/p\u003e","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":50461924262210,"sku":"CAE-MT001008","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/s-l1600_20.webp?v=1783900983"},{"product_id":"exhaust-header-for-2007-2013-gm-4-8l-5-3l-6-0l-black-coated","title":"Exhaust Header for 2007–2013 GM 4.8L\/5.3L\/6.0L – Black Coated","description":"\u003cdiv class=\"expand-collapse-header flex justify-between items-center w-100\"\u003e \u003ch3 class=\"w-100 ma0 pa3 lh-copy normal f5\"\u003eProduct details\u003c\/h3\u003e \u003cdiv class=\"pr3\"\u003e\u003cbutton class=\"bg-transparent bn lh-solid pa0 sans-serif tc underline inline-button black pointer f6 bw0 bg-white pt3\" type=\"button\" aria-expanded=\"true\" aria-label=\"Product details\" data-dca-id=\"B:B805E54390\" data-dca-intent=\"__DCA_TBD__\" tabindex=\"0\"\u003e\u003ci class=\"ld ld-ChevronUp pa0\"\u003e\u003c\/i\u003e\u003c\/button\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"w_rNem expand-collapse-content\" data-testid=\"ui-collapse-panel\"\u003e \u003cdiv class=\"ph3 pb4 pt1\"\u003e \u003cdiv class=\"nb3\" data-testid=\"product-description-content\"\u003e \u003cdiv class=\"mb3\"\u003e \u003cdiv class=\"dangerous-html mb3\"\u003eDesigned and backed by Certified Automotive Experts, this performance header system was engineered to deliver reliable power gains and real-world durability.\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"mb3 f6 mid-gray lh-title overflow-visible db\"\u003e \u003cdiv class=\"dangerous-html mb3\"\u003e \u003cul\u003e \u003cli\u003eThis product is part of the growing lineup from Certified Automotive Experts, where\u003c\/li\u003e \u003cli\u003eengineering precision meets real-world durability. We stand behind every component we\u003c\/li\u003e \u003cli\u003eoffer with performance-driven design and a commitment to quality.\u003c\/li\u003e \u003cli\u003eCertified Automotive Experts is a U.S.-based brand built by mechanics and tuners who\u003c\/li\u003e \u003cli\u003ebelieve in performance without compromise. Every CAE part is tested, refined, and backed\u003c\/li\u003e \u003cli\u003eby years of hands-on experience in the garage and on the road.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":51737286771010,"sku":"CAE-MT001006-B","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/WhatsApp_Image_2026-08-13_at_21.39.52.jpg?v=1786684614"},{"product_id":"polished-exhaust-header-for-2007-2013-gm","title":"2007-2013 Chevy Silverado Sierra 1500 Long Tube Headers 4.8L 5.3L 6.0L 6.2L","description":"\u003cdiv class=\"mb3\"\u003e\n\u003cdiv class=\"dangerous-html mb3\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eUpgrade your GMT900 exhaust system with a complete long tube header kit designed for performance-oriented builds.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis system is engineered for 2007-2013 GM full-size trucks and SUVs equipped with 4.8L, 5.3L, 6.0L, and 6.2L V8 engines, including Silverado 1500, Sierra 1500, Tahoe, Suburban, Yukon, and Escalade.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eConstructed from durable 304 stainless steel, these headers feature mandrel-bent tubing and an extended long tube design that improves exhaust flow characteristics compared to factory manifolds.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe included off-road Y pipe replaces the factory catalytic converter section, making this system suitable for off-road and competition use only.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFitment is specific to the GMT900 platform and does not apply to 2007 Classic (carryover GMT800) models.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis is not a direct factory replacement system. Installation may require adjustment depending on drivetrain configuration, exhaust setup, and supporting components.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 12.0pt 0in 0in .5in;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e      \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003eDesigned for 2007-2013 GMT900 Silverado, Sierra, Tahoe, Suburban, Yukon, Escalade\u003c\/span\u003e\u003c\/p\u003e\n\u003cp role=\"presentation\" style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 0in 0in 0in .5in;\"\u003e\u003cspan style=\"white-space: pre-wrap;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e         \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003eFits 4.8L 5.3L 6.0L 6.2L Vortec V8 engines\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp role=\"presentation\" style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 0in 0in 0in .5in;\"\u003e\u003cspan style=\"white-space: pre-wrap;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e         \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003eExcludes 2007 Classic (GMT800 carryover models)\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp role=\"presentation\" style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 0in 0in 0in .5in;\"\u003e\u003cspan style=\"white-space: pre-wrap;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e         \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003eIncludes long tube headers and matching off-road Y pipe\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp role=\"presentation\" style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 0in 0in 0in .5in;\"\u003e\u003cspan style=\"white-space: pre-wrap;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e         \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003e304 stainless steel construction\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp role=\"presentation\" style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 0in 0in 0in .5in;\"\u003e\u003cspan style=\"white-space: pre-wrap;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e         \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003eMandrel-bent tubing for improved exhaust flow\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp role=\"presentation\" style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 0in 0in 0in .5in;\"\u003e\u003cspan style=\"white-space: pre-wrap;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e         \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003eLong tube design for performance applications\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp role=\"presentation\" style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 0in 0in 0in .5in;\"\u003e\u003cspan style=\"white-space: pre-wrap;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e         \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003eNot a direct bolt-on factory replacement\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp role=\"presentation\" style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 0in 0in 12.0pt .5in;\"\u003e\u003cspan style=\"white-space: pre-wrap;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e         \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003eFitment may vary depending on vehicle configuration\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp role=\"presentation\" style=\"text-align: justify; text-indent: -.25in; line-height: 150%; mso-list: l0 level1 lfo1; tab-stops: list .5in; vertical-align: baseline; margin: 12.0pt 0in 0in .5in;\"\u003e\u003cspan style=\"white-space: pre-wrap;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"font-size: 10.0pt; mso-bidi-font-size: 11.0pt; line-height: 150%; font-family: Symbol; mso-fareast-font-family: Symbol; mso-bidi-font-family: Symbol; color: black;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e·\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e         \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 150%; font-family: 'Arial',sans-serif; color: black;\"\u003eOff-road use only, not emissions compliant\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e \u003c\/p\u003e\n\u003cp style=\"line-height: 150%; margin: 12.0pt 0in 12.0pt 0in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-family: 'Arial',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eFits:\u003cbr\u003e\u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003e2007-2013 Chevrolet Silverado 1500\u003cbr\u003e\u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003e2007-2013 GMC Sierra 1500\u003cbr\u003e\u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003e2007-2014 Chevrolet Tahoe\u003cbr\u003e\u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003e2007-2014 Chevrolet Suburban\u003cbr\u003e\u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003e2007-2014 GMC Yukon \/ Yukon XL\u003cbr\u003e\u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003e2007-2014 Cadillac Escalade \/ ESV \/ EXT\u003c\/span\u003e\u003cspan style=\"font-size: 12.0pt; line-height: 150%; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"line-height: 150%; margin: 12.0pt 0in 12.0pt 0in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-family: 'Arial',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eImportant:\u003cbr\u003e\u003cspan style=\"mso-spacerun: yes;\"\u003e \u003c\/span\u003eDoes NOT fit 2007 Classic (old body style GMT800)\u003c\/span\u003e\u003cspan style=\"font-size: 12.0pt; line-height: 150%; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"line-height: 150%;\" class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cb id=\"docs-internal-guid-7270e5e5-7fff-884b-6c93-e0b19a447ee8\"\u003e\u003c\/b\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":51737289425218,"sku":"CAE-MT001006","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/image1hero.png?v=1781072514"},{"product_id":"title-exhaust-header-for-1999-2006-gm-4-8l-5-3l-6-0l-black-coated","title":"Exhaust Header for 1999–2006 GM 4.8L\/5.3L\/6.0L – Black Coated","description":"","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":51737294733634,"sku":"CAE-MT001008-B","price":277.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/image1_1.png?v=1777643590"}],"url":"https:\/\/certifiedautomotiveexperts.com\/collections\/gm-truck-tubular-manifolds-2007-2013-1999-2007-ls-based.oembed","provider":"Certified Automotive Experts","version":"1.0","type":"link"}