K&N Dual Flange Oval Straight Universal Air Filters

Part # Flange Inside Dia. (F) Flange Center to Center Outside Dim. (MA) Outside Dim. (SA) Length (L) Flange Length (FL)
R-09901.875 in (48 mm)2.625 in (67 mm)6.125 in (156 mm)3.875 in (98 mm)3 in (76 mm)0.625 in (16 mm)
R-23002.063 in (52 mm)3.063 in (78 mm)6.25 in (159 mm)3.75 in (95 mm)3 in (76 mm)0.625 in (16 mm)
RU-29202.375 in (60 mm)3 in (76 mm)6.25 in (159 mm)3.75 in (95 mm)3 in (76 mm)0.375 in (10 mm)
RU-29702.375 in (60 mm)4.188 in (106 mm)7.375 in (187 mm)3.625 in (92 mm)3 in (76 mm)0.625 in (16 mm)
RD-46692.75 in (70 mm)2.867 in (73 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)0.625 in (16 mm)