Stainless Works Header Flange BBC 2-1/8" Port NIxGM~ Engineered Fitment: Morimoto's A-Pillar kit

Engineered Fitment: Morimoto's A-Pillar kit for the 2014-2018 Chevrolet Silverado has been through numerous rounds of design

During testing our shop Q60 with our Red Alpha Full Downpipes

Our Fabrication and Engineering Departments put countless R&D hours into creating an exhaust with impressive power gains and an intoxicating tone

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Stainless Works Header Flange BBC 2-1/8" Port NIxGM~ Engineered Fitment: Morimoto's A-Pillar kitBig Block Chevy round port header exhaust flanges. These flanges come as a pair and are designed for 2 1 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.