2001-2004 5.9L 24V Cummins Air Filters

K AND N ENGINEERING RU-1020 K&N Universal Tapered Filter 6in Flange ID x 7.5in Base OD x 5in Top OD x 8in Height

K AND N ENGINEERING RC-4780 K&N Universal Filter Round Tapered 4in FlangeID / 6.625in Base OD / 5.25in Top OD / 9.5in Height