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Stainless Works 304 stainless exhaust flange pair for Chevrolet LS1/LS6 round-port headers, sized for 1-3/4" primaries. Laser-cut from heavy-duty 3/8" thick 304 stainless steel to resist warping at high temperatures. Supplied as a matched pair and covered by a limited lifetime warranty, these flanges support accurate header fabrication and dependable replacement on LS1/LS6 engines.
Stainless Works Chevrolet LS1/LS6 Round Port Header 304SS Exhaust Flanges 1-3/4in Primaries
