{"product_id":"exhaust-header-103","title":"Long Tube Header Black Paint 1968-1974 Oldsmobile CutlaSS (Not Supreme)\/442 350-403Ci Standard Headers Primary Tube Collector Size 1.75 Inch X 3 Inch FlowTech","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 11150FLT\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 5\/16 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 Leak Test For Max Performance Mandrel-Formed Power Plenum Leakproof O-Ringed Port Seals Include All Mounting Hardware Constructed of .049 cold roll flash mild steel tubing Precision engineered for fit, performance and economyAssociated Notes: Recommended replacement gasket - Mr. Gasket part# 453 Must modify exhaust system to retain catalytic converters.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: 5\/16Design: Long TubeDrive: 2WDEGT (Exhaust Gas Temperature) Port: NoEGT Port: NoEmission Code: 4Engine: Oldsmobile V8Finish: PaintedFlange Thickness: 0.3125 Inch, 5\/16Gasket Or Seal Included: YesGrade Type: PerformanceHeader Finish: Black PaintHeader Series: Flowtech IHeader Style: Long TubeMaterial: Mild SteelMounting Hardware Included: YesOxygen Sensor Port: NoPort Shape: RectanglePrimary 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\u003eLeak Test For Max Performance\u003c\/li\u003e\n\u003cli\u003eLeak Test For Max Performance\u003c\/li\u003e\n\u003cli\u003eMandrel-Formed Power Plenum\u003c\/li\u003e\n\u003cli\u003eMandrel-Formed Power Plenum\u003c\/li\u003e\n\u003cli\u003eLeakproof O-Ringed Port Seals\u003c\/li\u003e\n\u003cli\u003eLeak-proof O-Ringed Port Seals\u003c\/li\u003e\n\u003cli\u003eInclude All Mounting Hardware\u003c\/li\u003e\n\u003cli\u003eInclude All Mounting Hardware\u003c\/li\u003e\n\u003cli\u003eConstructed of .049 cold roll flash mild steel tubing\u003c\/li\u003e\n\u003cli\u003ePrecision engineered for fit, performance and economy\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eLong Tube Headers |  1.75 in. Primary Tubing |  3 in. Collector Size |  Mild Steel |  Black Painted Finish |  Gaskets |  Hardware\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":51827863486776,"sku":"F00M 11150FLT","price":325.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/469078122.webp?v=1778806475","url":"https:\/\/store.motormia.co\/products\/exhaust-header-103","provider":"MOTORMIA","version":"1.0","type":"link"}