{"product_id":"exhaust-header-107","title":"Long Tube Header Black Paint 68-74 Chevy\/GMC 1\/2 3\/4 \u0026 1-Ton Trucks\/Blazer\/Jimmy 73-74 Suburban 396-454 Tube Size 1.75 Inch Collector Size 3 Inch Automatic Transmission Only FlowTech","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 11530FLT\u003c\/p\u003e\u003cp\u003eFlowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 3\/8 inch flanges with sealing rings for a leak-free seal.All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance.Features and Benefits:Fuel Economy From The Engine Precision engineered for fit, performance and economy Constructed of .049 cold roll flash mild steel tubing Include All Mounting Hardware Leakproof O-Ringed Port Seals Mandrel-Formed Power Plenum Leak Test For Max PerformanceAssociated Notes: Breaking in an engine with ceramic coated headers Will result in damage to the coating and will Void all warranties. Ceramic coated headers require several heat cycles to fully cure before they will withstand extreme heat. Flowtech recommends using cast iron exhaust manifolds or old headers to break in new engines to avoid coating damage. Please call Flowtech tech service at 270-781-9741 for additional information regarding ceramic coated exhaust products. The use of header wraps can cause the header tubes to crack or rust due to excessive heat and moisture build-up. Flowtech does not recommend the use of header wraps as this will void the warranty. Does not fit manual transmissions.Details:Air Injection Tubes: NoBolt size: 3\/8-16 x 3\/4Bolts Included: YesCARB (California) Compliant: NoCatalytic Converter Quantity: 0Collector Attachment: 3-Bolt FlangeCollector Diameter: 3.00 InchCollector Port Diameter: 3.00 InchCollector Reducer Included: YesCollector Reducer Outlet Diameter: 2.50 InchColor: BlackCylinder Head Flange Thickness: 3\/8Design: Long TubeDrive: 2WD, 4WDEGT (Exhaust Gas Temperature) Port: NoEGT Port: NoEmission Code: 4Engine: GM Big BlockFinish: PaintedFlange Thickness: 0.375 Inch, 3\/8Gasket Or Seal Included: YesGrade Type: PerformanceHeader Finish: Black PaintHeader Series: FlowtechHeader Style: Long TubeMaterial: Mild SteelMounting Hardware Included: YesOxygen Sensor Port: NoPort Shape: RoundPrimary Tubing Diameter: 1-3\/4, 1.75 InchProduct Type: HeadersQuantity: Sold as a PairSheen Level: SatinTube Material: Mild SteelTube Wall Thickness: 18 Gauge\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFuel Economy From The Engine\u003c\/li\u003e\n\u003cli\u003eFuel Economy From The Engine\u003c\/li\u003e\n\u003cli\u003ePrecision engineered for fit, performance and economy\u003c\/li\u003e\n\u003cli\u003eLeak Test For Max Performance\u003c\/li\u003e\n\u003cli\u003eConstructed of .049 cold roll flash mild steel tubing\u003c\/li\u003e\n\u003cli\u003eMandrel-Formed Power Plenum\u003c\/li\u003e\n\u003cli\u003eInclude All Mounting Hardware\u003c\/li\u003e\n\u003cli\u003eLeak-proof O-Ringed Port Seals\u003c\/li\u003e\n\u003cli\u003eLeakproof O-Ringed Port Seals\u003c\/li\u003e\n\u003cli\u003eInclude All Mounting Hardware\u003c\/li\u003e\n\u003cli\u003eMandrel-Formed Power Plenum\u003c\/li\u003e\n\u003cli\u003eLeak Test For Max Performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e1968-1974 Chevy\/GMC, 2WD 1\/2, 3\/4 \u0026amp; 1-Ton Trucks\/Blazer\/Jimmy, 1973-1974 2WD Suburban, 1968-1974 1\/2 \u0026amp; 3\/4 Ton 4WD Trucks, 1973-1974 4WD Blazer\/Jimmy K5\/Suburban: 396-454, Tube Size 1.75\", Collector Size 3\". Automatic transmission only.\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":51827865420088,"sku":"F00M 11530FLT","price":261.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/593942183.webp?v=1779554035","url":"https:\/\/store.motormia.co\/products\/exhaust-header-107","provider":"MOTORMIA","version":"1.0","type":"link"}