Performance Polymer Intake Manifold for GM Gen-V LT EnginesThe MSD Atomic AirForce intake manifold delivers improved airflow and distribution to improve the performance of stock and modified engines. The unique bell mouthed runner entrances maximize airflow and minimize shrouding all while optimizing the available plenum volume for an unobstructed flow path over opposing runners. The polymer molded 2 piece design allows for easy access to the runners for porting. The Atomic AirForce LT1 manifold accepts OEM