{"product_id":"h-series-exhaust-header-flange-steel-1-2-thick-cnc-port-turbo-manifold","title":"H Series Exhaust Header Flange Steel 1\/2\" Thick CNC Port Turbo Manifold","description":"\u003ch1\u003eH-Series 1018 Steel Exhaust Header Flange\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003eBuild a stronger, more reliable exhaust system with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBull Boost Performance H-Series 1018 Steel Exhaust Header Flange\u003c\/strong\u003e. Precision CNC-machined from premium 1018 mild steel, this flange is engineered for fabricators and performance enthusiasts who demand exceptional fitment, strength, and durability for custom exhaust header and turbo manifold projects.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eDesigned to withstand extreme exhaust temperatures and high-performance applications, this flange features a precision-machined 3D port design that promotes smooth runner transitions while simplifying fabrication. The heavy-duty 1\/2-inch thick construction helps minimize warping and ensures a reliable gasket seal under demanding conditions.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eWhether you're building a naturally aspirated race header or a high-horsepower turbo manifold, this flange provides the foundation needed for a professional-quality fabrication project.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003ePrecision CNC-machined 1018 mild steel construction\u003c\/li\u003e\n\u003cli\u003eAdvanced 3D port design\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 1\/2\" thick flange\u003c\/li\u003e\n\u003cli\u003eExcellent weldability for TIG and MIG fabrication\u003c\/li\u003e\n\u003cli\u003eDesigned for custom exhaust headers\u003c\/li\u003e\n\u003cli\u003eIdeal for turbo manifold fabrication\u003c\/li\u003e\n\u003cli\u003eHigh-temperature resistant construction\u003c\/li\u003e\n\u003cli\u003eImproved sealing surface for gasket reliability\u003c\/li\u003e\n\u003cli\u003eSuitable for naturally aspirated and turbocharged applications\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngineering \u0026amp; Construction\u003c\/h2\u003e\n\u003ch3\u003ePremium 1018 Steel Construction\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eManufactured from high-quality 1018 mild steel for superior durability, strength, and fabrication-friendly weldability.\u003c\/p\u003e\n\u003ch3\u003ePrecision 3D Port Machining\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eFeatures CNC-machined port transitions designed to improve exhaust runner flow and provide a professional fabrication finish.\u003c\/p\u003e\n\u003ch3\u003eHeavy-Duty 1\/2\" Thickness\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eEngineered to resist warping and maintain gasket sealing integrity under extreme temperatures and high-performance use.\u003c\/p\u003e\n\u003ch3\u003eFabricator Ready\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eDesigned specifically for custom exhaust and turbo fabrication projects utilizing professional welding and fabrication techniques.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003eMaterial: 1018 Mild Steel\u003c\/li\u003e\n\u003cli\u003eThickness: 0.500\" (12.7mm)\u003c\/li\u003e\n\u003cli\u003eManufacturing Process: CNC Machined\u003c\/li\u003e\n\u003cli\u003eFinish: Raw Machined Steel\u003c\/li\u003e\n\u003cli\u003eApplication: Exhaust Header \u0026amp; Turbo Manifold Fabrication\u003c\/li\u003e\n\u003cli\u003eCountry of Manufacture: USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e(1) H-Series 1018 Steel Exhaust Header Flange\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003eFits H-Series engine applications\u003c\/li\u003e\n\u003cli\u003eCompatible with custom exhaust header fabrication\u003c\/li\u003e\n\u003cli\u003eCompatible with turbo manifold fabrication\u003c\/li\u003e\n\u003cli\u003eSuitable for street, race, drag racing, and forced induction builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003eProfessional fabrication and welding are recommended.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003ePlease verify dimensions and intended application prior to purchase. Tubing, hardware, and gaskets are sold separately unless otherwise specified.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBull Boost Performance H-Series 1018 Steel Exhaust Header Flange\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edelivers the strength, precision, and reliability required for serious performance fabrication projects.\u003c\/p\u003e","brand":"Bull Boost Performance","offers":[{"title":"Default Title","offer_id":51110587236572,"sku":"729859401928","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/3005\/6412\/files\/H-Series-Flange.jpg?v=1781207864","url":"https:\/\/bullboostperformance.com\/products\/h-series-exhaust-header-flange-steel-1-2-thick-cnc-port-turbo-manifold","provider":"Bull Boost Performance","version":"1.0","type":"link"}