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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
rust-free aluminum construction
All tubing is mandrel-bent for smooth and efficient exhaust flow
2019-Up GMC Sierra 1500 4
Compatible: these are a direct bolt-on fitment for all 997
Stainless Works Header Flange SBC 1-5/8" Round Port 6c4fc~ rust-free aluminum constructionSmall Block Chevy round port header exhaust flanges. These flanges come as a pair and are designed for 1 5 8" primaries, laser cut from heavy duty 3 8" thick 304 stainless steel for superior resistance to warping from high heat, and comes with a limited lifetime warranty.
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