{"product_id":"exhaust-header-25","title":"Upright Headers Fits Small Block Chevy 1-5\/8 Inch Primary Tubes 409 Stainless Steel Upright Headers Natural Finish FlowTech","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 11545FLT\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\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCNC Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increases the cylinder scavenging effect and improves engine breathing\u003c\/li\u003e\n\u003cli\u003eCNC Mandrel Bent Tubes\u003c\/li\u003e\n\u003cli\u003eHeavy duty 16-gauge 409SS tubing for increased strength and durability\u003c\/li\u003e\n\u003cli\u003e409 Stainless Steel Increased Durability\u003c\/li\u003e\n\u003cli\u003e1-5\/8\" and 1-3\/4\" tubing diameters available for increased exhaust flow increasing performance and improved throttle response\u003c\/li\u003e\n\u003cli\u003eExtra Thick Flange For Leak Free Seal\u003c\/li\u003e\n\u003cli\u003e3\" collector for maximum strength and exhaust flow\u003c\/li\u003e\n\u003cli\u003eIncreased Exhaust Flow\u003c\/li\u003e\n\u003cli\u003eExtra thick header flange for a leak-free seal and maximum strength\u003c\/li\u003e\n\u003cli\u003eImproves Throttle Response\u003c\/li\u003e\n\u003cli\u003eWelded-in collector merge spears to control exhaust gas re-entry into primary tubes\u003c\/li\u003e\n\u003cli\u003eWelded-In Merge Collector\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFits Small Block Chevy, 1-5\/8\" Primary Tubes, 409 Stainless Steel Upright Headers- Natural Finish\u003c\/p\u003e\u003cp\u003eThis product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.\u003c\/p\u003e","brand":"Flowtech","offers":[{"title":"Default Title","offer_id":51827494322488,"sku":"F00M 11545FLT","price":359.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/490408771.webp?v=1778804449","url":"https:\/\/store.motormia.co\/products\/exhaust-header-25","provider":"MOTORMIA","version":"1.0","type":"link"}