Patriot Header Flange - 0.375 in Thick - 2.25 in Round Port - Big Block Chevy BR40055 It is CNC machined from

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Patriot Header Flange - 0.375 in Thick - 2.25 in Round Port - Big Block Chevy BR40055 It is CNC machined fromProduct Description: Header Flange 0. 375 in Thick 2. 25 in Round Port Big Block Chevy Patriot Exhaust products continue to offer the best value for the dollar of any brand in the industry. If you need components to build your own header and exhaust system Patriot Exhaust is the place to come! Mild steel, 304 stainless steel and aluminized bends are available in 1 1 4 to 4 diameters with a multitude of radius and wall thickness choices at affordable