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OE Number
300-137
534-219
HH6313S
HH0862S
HH6449RS
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 thicknesses, improved casting quality.
Package Includes
Gasket, Mounting Hardware, Fuel Rails







