P613522 is an elliptical air filter designed specifically for the 2008-2010 Ford 6.4L Power Stroke diesel engines (F-250/F-350/F-450/F-550 and other heavy-duty pickup trucks). It employs a honeycomb filtration technology and achieves a filtration efficiency of 99.95% under ISO 5011 standards. It offers low resistance, long lifespan, and direct installation compatibility with the original factory, making it an OE-level replacement filter for this model.
