Holley Performance 300-133BK Engine Intake Manifold

Compatible with all GM LS Gen III or Gen IV engines equipped with LS3/L92 style rectangular port cylinder heads.;

The Holley GM 2x4 dual plane manifold is designed in the tradition of the great dual Holley 4160 induction systems that competed on drag strips, in Trans-Am at Lemans in the 1960's. The technology of the LS pushrod engine is now mated with the impressive multi-carb looks and performance of the muscle car era!;