Stainless Works Small Block Chevy Squared Oval Port Header 304SS Exhaust Flanges 1-3/4in Primaries - HFSBCSQ175 fits_2016-2020`Kia`Optima For the driver who demands

For the driver who demands the ultimate in engineering and emotion

Whether you daily drive your Civic Si

Pilot Bearing/Alignment Tool

14002-ZR00D

Flows 20 Percent Better Than Stock

Stainless Works Small Block Chevy Squared Oval Port Header 304SS Exhaust Flanges 1-3/4in Primaries - HFSBCSQ175 fits_2016-2020`Kia`Optima For the driver who demandsSmall Block Chevy squared oval shaped port header exhaust flanges. These flanges come as a pair and are designed for 1 3 4" 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.