{"product_id":"d-series-exhaust-header-flange-1018-steel-1-2-thick-port-turbo-manifold-flange","title":"D Series Exhaust Header Flange Steel 1\/2\" Thick Port Turbo Manifold Flange","description":"\u003ch2 data-section-id=\"brb2sg\" data-start=\"112\" data-end=\"179\"\u003eBull Boost Performance D-Series 1018 Steel Exhaust Header Flange\u003c\/h2\u003e\n\u003cp data-start=\"181\" data-end=\"532\"\u003eBuild your next exhaust header or turbo manifold with confidence using the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"256\" data-end=\"324\"\u003eBull Boost Performance D-Series 1018 Steel Exhaust Header Flange\u003c\/strong\u003e. Precision CNC-machined in the USA from premium\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"373\" data-end=\"392\"\u003e1018 mild steel\u003c\/strong\u003e, this flange is engineered for fabricators and performance enthusiasts who demand exceptional fitment, strength, and long-term reliability.\u003c\/p\u003e\n\u003cp data-start=\"534\" data-end=\"940\"\u003eFeaturing a fully machined\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"561\" data-end=\"579\"\u003e3D port design\u003c\/strong\u003e, this flange provides a smooth transition from the exhaust port to your manifold runners, helping reduce turbulence while simplifying fabrication. The heavy-duty\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"742\" data-end=\"773\"\u003e1\/2-inch thick construction\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eresists warping under extreme heat and high-boost applications, making it an ideal choice for naturally aspirated, turbocharged, street, race, and drag racing builds.\u003c\/p\u003e\n\u003cp data-start=\"942\" data-end=\"1136\"\u003eUnlike thin laser-cut alternatives, this flange is manufactured to professional fabrication standards and designed to work with both\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1075\" data-end=\"1099\"\u003e1.5-inch Schedule 10\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1104\" data-end=\"1128\"\u003e1.5-inch Schedule 40\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etubing.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1rtm9c4\" data-start=\"1138\" data-end=\"1168\"\u003eEngineering \u0026amp; Construction\u003c\/h3\u003e\n\u003cp data-start=\"1170\" data-end=\"1308\"\u003e\u003cstrong data-start=\"1170\" data-end=\"1207\"\u003ePrecision CNC Machined 1018 Steel\u003c\/strong\u003e\u003cbr data-start=\"1207\" data-end=\"1210\"\u003eManufactured from high-quality 1018 mild steel for superior weldability, strength, and durability.\u003c\/p\u003e\n\u003cp data-start=\"1310\" data-end=\"1458\"\u003e\u003cstrong data-start=\"1310\" data-end=\"1331\"\u003e3D Port Machining\u003c\/strong\u003e\u003cbr data-start=\"1331\" data-end=\"1334\"\u003eFeatures precision-machined port entries designed to provide a smooth runner transition and professional fabrication finish.\u003c\/p\u003e\n\u003cp data-start=\"1460\" data-end=\"1604\"\u003e\u003cstrong data-start=\"1460\" data-end=\"1492\"\u003eHeavy-Duty 1\/2\" Thick Design\u003c\/strong\u003e\u003cbr data-start=\"1492\" data-end=\"1495\"\u003eBuilt to withstand extreme exhaust temperatures while minimizing flange distortion and gasket sealing issues.\u003c\/p\u003e\n\u003cp data-start=\"1606\" data-end=\"1754\"\u003e\u003cstrong data-start=\"1606\" data-end=\"1629\"\u003eFabricator Approved\u003c\/strong\u003e\u003cbr data-start=\"1629\" data-end=\"1632\"\u003eCompatible with MIG and TIG welding processes and designed specifically for custom header and turbo manifold construction.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1756\" data-end=\"1774\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1776\" data-end=\"2147\"\u003e\n\u003cli data-section-id=\"glkvh2\" data-start=\"1776\" data-end=\"1803\"\u003eMaterial: 1018 Mild Steel\u003c\/li\u003e\n\u003cli data-section-id=\"1em1lau\" data-start=\"1804\" data-end=\"1832\"\u003eThickness: 0.500\" (12.7mm)\u003c\/li\u003e\n\u003cli data-section-id=\"98yw2j\" data-start=\"1833\" data-end=\"1880\"\u003eOverall Length: Approximately 12.0\" (304.8mm)\u003c\/li\u003e\n\u003cli data-section-id=\"1lfbwen\" data-start=\"1881\" data-end=\"1939\"\u003ePort Opening Height: Approximately 1.85\"–1.90\" (47–48mm)\u003c\/li\u003e\n\u003cli data-section-id=\"mwyby1\" data-start=\"1940\" data-end=\"1997\"\u003ePort Opening Width: Approximately 1.50\"–1.55\" (38–39mm)\u003c\/li\u003e\n\u003cli data-section-id=\"194i8z5\" data-start=\"1998\" data-end=\"2050\"\u003eTube Compatibility: 1.5\" Schedule 10 \u0026amp; Schedule 40\u003c\/li\u003e\n\u003cli data-section-id=\"17pemba\" data-start=\"2051\" data-end=\"2088\"\u003eManufacturing Process: CNC Machined\u003c\/li\u003e\n\u003cli data-section-id=\"1f218nj\" data-start=\"2089\" data-end=\"2117\"\u003eFinish: Raw Machined Steel\u003c\/li\u003e\n\u003cli data-section-id=\"1nyz54h\" data-start=\"2118\" data-end=\"2147\"\u003eCountry of Manufacture: USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"19zqy0x\" data-start=\"2149\" data-end=\"2161\"\u003eFeatures\u003c\/h3\u003e\n\u003cul data-start=\"2163\" data-end=\"2506\"\u003e\n\u003cli data-section-id=\"1m8b750\" data-start=\"2163\" data-end=\"2186\"\u003eCNC-machined in-house\u003c\/li\u003e\n\u003cli data-section-id=\"m2jbt9\" data-start=\"2187\" data-end=\"2220\"\u003ePremium 1018 steel construction\u003c\/li\u003e\n\u003cli data-section-id=\"b7nu4i\" data-start=\"2221\" data-end=\"2247\"\u003ePrecision 3D port design\u003c\/li\u003e\n\u003cli data-section-id=\"l2h2su\" data-start=\"2248\" data-end=\"2278\"\u003e1\/2\" thick heavy-duty flange\u003c\/li\u003e\n\u003cli data-section-id=\"1j8egc4\" data-start=\"2279\" data-end=\"2302\"\u003eExcellent weldability\u003c\/li\u003e\n\u003cli data-section-id=\"3b0blx\" data-start=\"2303\" data-end=\"2349\"\u003eIdeal for turbo manifolds and custom headers\u003c\/li\u003e\n\u003cli data-section-id=\"hucnd0\" data-start=\"2350\" data-end=\"2385\"\u003eHigh-temperature resistant design\u003c\/li\u003e\n\u003cli data-section-id=\"1ezlin0\" data-start=\"2386\" data-end=\"2435\"\u003eImproved sealing surface for gasket reliability\u003c\/li\u003e\n\u003cli data-section-id=\"1slwvqa\" data-start=\"2436\" data-end=\"2488\"\u003eDesigned for professional fabrication applications\u003c\/li\u003e\n\u003cli data-section-id=\"jq0nz0\" data-start=\"2489\" data-end=\"2506\"\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2508\" data-end=\"2524\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2526\" data-end=\"2737\"\u003e\n\u003cli data-section-id=\"bcr5e7\" data-start=\"2526\" data-end=\"2561\"\u003eCustom turbo manifold fabrication\u003c\/li\u003e\n\u003cli data-section-id=\"nmiw21\" data-start=\"2562\" data-end=\"2602\"\u003ePerformance exhaust header fabrication\u003c\/li\u003e\n\u003cli data-section-id=\"1hp1w8d\" data-start=\"2603\" data-end=\"2623\"\u003eDrag racing builds\u003c\/li\u003e\n\u003cli data-section-id=\"1pcnj61\" data-start=\"2624\" data-end=\"2650\"\u003eRoad racing applications\u003c\/li\u003e\n\u003cli data-section-id=\"myg9y1\" data-start=\"2651\" data-end=\"2685\"\u003eHigh-performance street vehicles\u003c\/li\u003e\n\u003cli data-section-id=\"11x3ngc\" data-start=\"2686\" data-end=\"2737\"\u003eNaturally aspirated and forced induction projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"5t7ttf\" data-start=\"2739\" data-end=\"2759\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cul data-start=\"2761\" data-end=\"2808\"\u003e\n\u003cli data-section-id=\"11t0mt3\" data-start=\"2761\" data-end=\"2808\"\u003e(1) D-Series 1018 Steel Exhaust Header Flange\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"5031p5\" data-start=\"2810\" data-end=\"2832\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cp data-start=\"2834\" data-end=\"3026\"\u003eProfessional fabrication and welding are recommended. Verify measurements and intended application prior to purchase. Tubing, hardware, and gaskets are sold separately unless otherwise stated.\u003c\/p\u003e\n\u003cp data-start=\"3028\" data-end=\"3266\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"3032\" data-end=\"3089\"\u003eBull Boost Performance D-Series Exhaust Header Flange\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis engineered for builders who refuse to compromise on quality, delivering the precision, durability, and fabrication-friendly design required for serious performance projects.\u003c\/p\u003e","brand":"Bull Boost Performance","offers":[{"title":"Default Title","offer_id":51105065304284,"sku":"729859401881","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/3005\/6412\/files\/D-Series-Flange.jpg?v=1781132381","url":"https:\/\/bullboostperformance.com\/products\/d-series-exhaust-header-flange-1018-steel-1-2-thick-port-turbo-manifold-flange","provider":"Bull Boost Performance","version":"1.0","type":"link"}