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2014+ LT1/LT4 Chevrolet port matched header exhaust flanges. These flanges come as a pair and are designed for 2" 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.
Stainless Works 2014+ Chevrolet LT1/LT4 Port Matched Header 304SS Exhaust Flanges 2in Primaries