... for performance exhausts including manifold, header, downpipe 304 Stainless Steel Pipe Fitting For Auto PartsProduct Specifications/Features :We ... stainless steel 201, 304, 316, 321, 409 etc carbon steel Q195, Q235, 10#, 20# etc al. alloy tube copper pipeTube Dia meter ... polishing, powder coating, plating, anodizing.AssemblyFeatures:. 100% 304 stainless steel. T.I.G welding. Mandrel bend tubing. Laser ...