{"product_id":"flowtech-11545flt-upright-headers","title":"Flowtech 11545FLT - Upright Headers","description":"\u003cp\u003eFlowtech 11545FLT - Upright Headers\u003c\/p\u003e\u003cp\u003eFlowtech Upright Headers\u003c\/p\u003e\u003cp\u003eFits Small Block Chevy, 1-5\/8\" Primary Tubes, 409 Stainless Steel Upright Headers- Natural Finish\u003c\/p\u003e\u003cp\u003eFlowtech Headers are the perfect combination of quality and value. These Small Block Chevy Upright headers available in 1-5\/8 and 1-3\/4 in. tube diameters are ideal for even big cubic  in. Small Block Chevy engines. They feature a merged collector coupled with a collector spear that is welded inside the collector. These components help to improve the flow and performance of the header.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCNC Mandrel Bent Tubes\u003c\/li\u003e\n\u003cli\u003e409 Stainless Steel Increased Durability\u003c\/li\u003e\n\u003cli\u003eExtra Thick Flange For Leak Free Seal\u003c\/li\u003e\n\u003cli\u003eIncreased Exhaust Flow\u003c\/li\u003e\n\u003cli\u003eImproves Throttle Response\u003c\/li\u003e\n\u003cli\u003eWelded-In Merge Collector\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAir Injection Tubes\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: \u003cspan\u003eSmall Block Chevy\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBolt size\u003c\/strong\u003e: \u003cspan\u003e3\/8-16 x 3\/4\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBolts Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: \u003cspan\u003eFlowtech Exhaust\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCARB (California) Compliant\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCatalytic Converter Quantity\u003c\/strong\u003e: \u003cspan\u003e0\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCategory\u003c\/strong\u003e: \u003cspan\u003eExhaust\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Attachment\u003c\/strong\u003e: \u003cspan\u003eWeld-On\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Diameter\u003c\/strong\u003e: \u003cspan\u003e3.00\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Length\u003c\/strong\u003e: \u003cspan\u003e12.00\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Port Diameter\u003c\/strong\u003e: \u003cspan\u003e3.00\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Reducer Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Reducer Outlet Diameter\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: \u003cspan\u003eSilver\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDesign\u003c\/strong\u003e: \u003cspan\u003eUpright\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDrive\u003c\/strong\u003e: \u003cspan\u003e4WD\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDrive\u003c\/strong\u003e: \u003cspan\u003e2WD\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEGT Port\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEmission Code\u003c\/strong\u003e: \u003cspan\u003e4\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine\u003c\/strong\u003e: \u003cspan\u003eChevrolet Small Block Gen I\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: \u003cspan\u003eNatural\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFlange Thickness\u003c\/strong\u003e: \u003cspan\u003e0.375\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFlange Thickness\u003c\/strong\u003e: \u003cspan\u003e3\/8\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eGasket Or Seal Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eGrade Type\u003c\/strong\u003e: \u003cspan\u003ePerformance\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eHeader Series\u003c\/strong\u003e: \u003cspan\u003eFlowtech\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eHeader Style\u003c\/strong\u003e: \u003cspan\u003eUpright\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eInstalled Height\u003c\/strong\u003e: \u003cspan\u003e37.00\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: \u003cspan\u003e304 Stainless Steel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMounting Hardware Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOxygen Sensor Port\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003epart type\u003c\/strong\u003e: \u003cspan\u003eExhaust Header\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePort Shape\u003c\/strong\u003e: \u003cspan\u003eSquare\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePrimary Tubing Diameter\u003c\/strong\u003e: \u003cspan\u003e1.625\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePrimary Tubing Diameter\u003c\/strong\u003e: \u003cspan\u003e1 5\/8\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: \u003cspan\u003eHeaders\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: \u003cspan\u003eSold as a Pair\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSheen Level\u003c\/strong\u003e: \u003cspan\u003eSemi-Gloss\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSub Category\u003c\/strong\u003e: \u003cspan\u003eExhaust Manifolds\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTube Wall Thickness\u003c\/strong\u003e: \u003cspan\u003e16\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWarning\u003c\/strong\u003e: \u003cspan\u003eCalifornia Proposition 65\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Flowtech","offers":[{"title":"Default Title","offer_id":47299590750346,"sku":"FLTCH-11545FLT","price":415.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_11545flt_11546flt_01_normalized_f38c40a6-ab40-4f21-94e3-dacc9f986df3.jpg?v=1776458841","url":"https:\/\/www.onlyinstock.com\/products\/flowtech-11545flt-upright-headers","provider":"Only In Stock","version":"1.0","type":"link"}