Flowbench developed, dyno proven. Improves airflow up to 33 . Huge cold - air inlet and extra large outlet. Intake tube shaped by CFD software. Cooler temps, less smoke and more MPG. Banks Ram - Air Superiority. Increase Power and MPG. Banks Ram - Air Intake System replaces the factory's flat panel filter with a large conical filter that provides maximum high - flow filtration. The Ram - Air's opening dwarfs the stock's inlet. The huge inlet, enclosed housing and much larger tubing reduce restrictions, dramatically improving airflow to the cylinders. Intake tube shaped by CFD software. Please note This Ram - Air intake system Cannot be installed on a vehicle that has the Banks Brake. New Filter Options Choose from the traditional red, Oiled filter or the all - new black, Dry filter.