Seller notes

Details OE Number 300-137534-219HH6313SHH0862SHH6449RS Will fit Following Models Fitment: GM Gen III or Gen IV LS engines with LS1/LS2/LS6 cylinder heads Features:Optimized runner layout and constant cross sectional area - broad torque curve.Minimum carb flange height - fits most vehicles with minimum hood modifications.Cast aluminum construction - great manifold for LS swaps, centrifugal blower, turbocharged or NOS power adder applications.Efficient casting design - lightweight, consistent wall...

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