Outperforms all competitors with the highest tested increase in intake air density at 4.5%. Fully sealed intake box insulates against hot engine bay heat with fresh access to cold ambient air for strong continuous power under load. Banks Ram-Air Superiority. Improves airflow for more horsepower and torque. The all-new Banks Ram-Air Intake for Ford 7.3L Power Strokes delivers everything you really want out of your diesel: power, agility, and fuel economy. It's always been about airflow and with the Ram-Air Intake, it starts right up front. Ram-Air bolts on in minutes and requires zero modification. It's designed to feed your 7.3L more cool, dense air than it's ever seen. Thanks to its added HP and torque, you'll feel the difference the moment you hit the throttle. Killing the stock intake and crushing the competitors, it's the perfect upgrade for anyone looking for maximum performance. Whether you haul horses, a fifth wheel, or just want to haul-ass, Ram-Air is for you! New Filter Options! Choose from the traditional red, Dry filter or the all-new black, Dry filter. Ram-Air Cold-Air Intake System, Oiled Filter for use with 1999-2003 Ford 7.3L. US Patent #10,138,851 B2