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This Kooks LS-series header flange is a mild-steel LSX flange with a stock bolt pattern and a port sized for 1-7/8in primaries, machined from 3/8in thick material and sold individually. It provides the correct interface for LS engine header fabrication or repairs. Manufactured by Kooks, a U.S. company with a long history in performance exhaust, the flange supports accurate fitment in LS applications.
Kooks GM LS Engines 1 7/8in Steel LS1 Flange (Bank)
