K & N Air Filter 99 Ford 7.3L Diesel (prior 12/7/98)

Get maximum filtration and air flow with a K&N Air Filter. Unique air filtration system is the world leader in providing performance, power and mileage. Put an end to restricted air flow that decreases engine performance. One-of-a-kind K & N Filters are constructed of multiple layers of cotton gauze supported by sturdy metal screens that reduce air turbulence. Dust and dirt remain on the outside of the element so filter clogging isn???t a problem. Cleaning is recommended only once a year. Mfr. 10