Bolt SizeM8 x 1.25 x 25mmBrand Flowtech CARB (California) CompliantNoCollector Diameter3.00 inchEmission Code4EngineGM Small Block Gen III/IV (LS Based)Header FinishNaturalHeader StyleLong TubePrimary Tube Dia.1-3/4 inchProduct TypeHeadersTube Material409 Stainless SteelUPC090127040379Part Number11557FLT
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