K&N Dual Flange Oval Straight Universal Air Filters
PartFlange Inside Dia. (F)Flange Center to CenterOutside Dim. (MA)Outside Dim. (SA)Length (L)Top StyleFlange Length (FL)
RC-22401.563 in (40 mm)3 in (76 mm)7 in (178 mm)4.5 in (114 mm)2 in (51 mm)Metal0.625 in (16 mm)
RD-49001.75 in (44 mm)2.687 in (68 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RD-34001.75 in (44 mm)3.312 in (84 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
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)Rubber0.625 in (16 mm)
RD-35001.875 in (48 mm)3.313 in (84 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RC-43502 in (51 mm)2.625 in (67 mm)6.25 in (159 mm)4 in (102 mm)3.25 in (83 mm)Metal0.625 in (16 mm)
RC-23702 in (51 mm)2.625 in (67 mm)6.25 in (159 mm)4 in (102 mm)2 in (51 mm)Metal0.625 in (16 mm)
RC-23722 in (51 mm)2.625 in (67 mm)6.25 in (159 mm)4 in (102 mm)2 in (51 mm)Metal0.625 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)Rubber0.625 in (16 mm)
RC-28202.063 in (52 mm)3.75 in (95 mm)8.5 in (216 mm)3.75 in (95 mm)2.375 in (60 mm)Metal0.625 in (16 mm)
RC-32402.063 in (52 mm)5 in (127 mm)8.5 in (216 mm)3.75 in (95 mm)1.75 in (44 mm)Metal0.625 in (16 mm)
RC-27202.063 in (52 mm)5 in (127 mm)8.5 in (216 mm)3.75 in (95 mm)2.375 in (60 mm)Metal0.625 in (16 mm)
RD-42002.125 in (54 mm)2.437 in (62 mm)  6.25 in (159 mm)Open0.75 in (19 mm)
RC-23602.125 in (54 mm)2.625 in (67 mm)6.25 in (159 mm)4 in (102 mm)2 in (51 mm)Metal0.75 in (19 mm)
RC-23622.125 in (54 mm)2.625 in (67 mm)6.25 in (159 mm)4 in (102 mm)2 in (51 mm)Metal0.75 in (19 mm)
RC-23802.125 in (54 mm)2.938 in (75 mm)6.25 in (159 mm)4 in (102 mm)1.75 in (44 mm)Metal0.625 in (16 mm)
RC-23822.125 in (54 mm)2.938 in (75 mm)6.25 in (159 mm)4 in (102 mm)1.75 in (44 mm)Metal0.625 in (16 mm)
RC-35102.125 in (54 mm)3.125 in (79 mm)6.25 in (159 mm)4 in (102 mm)3 in (76 mm)Metal0.375 in (10 mm)
RC-35122.125 in (54 mm)3.125 in (79 mm)6.25 in (159 mm)4 in (102 mm)3 in (76 mm)Metal0.375 in (10 mm)
RC-42402.125 in (54 mm)3.125 in (79 mm)6.25 in (159 mm)4 in (102 mm)2.5 in (64 mm)Metal0.375 in (10 mm)
RC-22822.125 in (54 mm)3.187 in (81 mm)7 in (178 mm)4.5 in (114 mm)2 in (51 mm)Metal0.625 in (16 mm)
RD-36002.125 in (54 mm)3.375 in (86 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RD-44002.25 in (57 mm)2.437 in (62 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RD-50002.375 in (60 mm)2.812 in (71 mm)9.125 in (232 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.625 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)Rubber0.375 in (10 mm)
RU-29222.375 in (60 mm)3 in (76 mm)6.25 in (159 mm)3.75 in (95 mm)3 in (76 mm)Rubber0.375 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)Rubber0.625 in (16 mm)
RD-46002.5 in (64 mm)2.687 in (68 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RD-50102.563 in (65 mm)2.812 in (71 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RD-46502.625 in (67 mm)2.687 in (68 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RD-50202.625 in (67 mm)2.812 in (71 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RD-46702.75 in (70 mm)2.687 in (68 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.625 in (16 mm)
RD-46602.75 in (70 mm)2.687 in (68 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.625 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)Rubber0.625 in (16 mm)
RC-28302.75 in (70 mm)4.063 in (103 mm)9 in (229 mm)5.5 in (140 mm)2 in (51 mm)Metal0.75 in (19 mm)
RC-28402.75 in (70 mm)4.063 in (103 mm)9 in (229 mm)5.5 in (140 mm)2.5 in (64 mm)Metal0.75 in (19 mm)
RD-32002.875 in (73 mm)3.313 in (84 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RD-48003 in (76 mm)3.187 in (81 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)
RD-48503.125 in (79 mm)3.187 in (81 mm)9 in (229 mm)5.5 in (140 mm)6.25 in (159 mm)Open0.75 in (19 mm)