Performance Air Filters

AEM universal clamp-on air filters feature our Dryflow air filter media. They are available in a variety of shapes and sizes.  Scroll down to see oval shaped filters.  AEM universal air filters are not street legal unless used as a direct replacement for a street legal intake system.

Round Straight and Tapered (Cone)
PartFlange Inside Dia. (F)Length (L)
21-200BF2.25 in (57 mm)5.125 in (130 mm)
21-200DK2.25 in (57 mm)5.125 in (130 mm)
21-2011DK2.5 in (64 mm)5 in (127 mm)
21-201D-XK2.5 in (64 mm)5.5 in (140 mm)
21-201D-HK2.5 in (64 mm)5.063 in (129 mm)
21-201DK2.5 in (64 mm)5.125 in (130 mm)
21-201BF2.5 in (64 mm)5.125 in (130 mm)
21-201BF-H2.5 in (64 mm)5.125 in (130 mm)
21-2019BF2.5 in (64 mm)9.25 in (235 mm)
21-2019DK2.5 in (64 mm)9.25 in (235 mm)
21-202BF-OS2.75 in (70 mm)5 in (127 mm)
21-202DOSK2.75 in (70 mm)5 in (127 mm)
21-2027D-HK2.75 in (70 mm)7.5 in (191 mm)
21-2157DK2.75 in (70 mm)7.5 in (191 mm)
21-2025DK2.75 in (70 mm)5 in (127 mm)
21-202D-HK2.75 in (70 mm)5.125 in (130 mm)
21-202BF-H2.75 in (70 mm)5.125 in (130 mm)
21-202DK2.75 in (70 mm)5.25 in (133 mm)
21-202BF2.75 in (70 mm)5.25 in (133 mm)
21-2029BF2.75 in (70 mm)9.125 in (232 mm)
21-2029DK2.75 in (70 mm)9.125 in (232 mm)
21-2027BF2.75 in (70 mm)7 in (178 mm)
21-2028BF2.75 in (70 mm)8 in (203 mm)
21-2028DK2.75 in (70 mm)8 in (203 mm)
21-2027DK2.75 in (70 mm)7 in (178 mm)
21-203BF-OS3 in (76 mm)5 in (127 mm)
21-203DOSK3 in (76 mm)5 in (127 mm)
21-203D-XK3 in (76 mm)5.563 in (141 mm)
21-2031D-HK3 in (76 mm)5 in (127 mm)
21-203BF3 in (76 mm)5.125 in (130 mm)
21-203BF-H3 in (76 mm)5.125 in (130 mm)
21-203DK3 in (76 mm)5.125 in (130 mm)
21-203D3 in (76 mm)5.125 in (130 mm)
21-203D-HK3 in (76 mm)5.125 in (130 mm)
21-2038BF3 in (76 mm)8.125 in (206 mm)
21-2038DK3 in (76 mm)8.125 in (206 mm)
21-2039BF3 in (76 mm)9.25 in (235 mm)
21-2039DK3 in (76 mm)9.25 in (235 mm)
21-2110BF3.25 in (83 mm)5.25 in (133 mm)
21-2110DK3.25 in (83 mm)5.25 in (133 mm)
21-2113BF3.25 in (83 mm)7 in (178 mm)
21-2113DK3.25 in (83 mm)7 in (178 mm)
21-2113D-HK3.25 in (83 mm)7.125 in (181 mm)
21-2109BF3.25 in (83 mm)8.875 in (225 mm)
21-2109DK3.25 in (83 mm)8.875 in (225 mm)
21-2047BF3.5 in (89 mm)7 in (178 mm)
21-2047DK3.5 in (89 mm)7 in (178 mm)
21-2037D-HK3.5 in (89 mm)7 in (178 mm)
21-204BF3.5 in (89 mm)5.25 in (133 mm)
21-204DK3.5 in (89 mm)5.25 in (133 mm)
21-2049BF3.5 in (89 mm)8.938 in (227 mm)
21-2049DK3.5 in (89 mm)8.938 in (227 mm)
21-2047D-HK3.5 in (89 mm)7 in (178 mm)
21-2147BF3.5 in (89 mm)7 in (178 mm)
21-2147D-HK3.5 in (89 mm)7 in (178 mm)
21-2147DK3.5 in (89 mm)7 in (178 mm)
21-2057BF4 in (102 mm)7 in (178 mm)
21-2057DK4 in (102 mm)7 in (178 mm)
21-205BF4 in (102 mm)5.25 in (133 mm)
21-205DK4 in (102 mm)5.25 in (133 mm)
21-2059BF4 in (102 mm)9.188 in (233 mm)
21-2059DK4 in (102 mm)9.188 in (233 mm)
21-3059BF4 in (102 mm)9 in (229 mm)
21-3059DK4 in (102 mm)9.25 in (235 mm)
21-2069BF4.5 in (114 mm)9.063 in (230 mm)
21-2069DK4.5 in (114 mm)9.063 in (230 mm)
21-206BF4.5 in (114 mm)5.125 in (130 mm)
21-206DK4.5 in (114 mm)5.125 in (130 mm)
21-2075DK5 in (127 mm)8 in (203 mm)
21-209DK6 in (152 mm)5.25 in (133 mm)
21-2099BF6 in (152 mm)9.125 in (232 mm)
21-2099DK6 in (152 mm)9.125 in (232 mm)
21-209BF-H6 in (152 mm)5 in (127 mm)
21-209ED-HK6 in (152 mm)5 in (127 mm)
21-209EDK6 in (152 mm)5 in (127 mm)
21-209DBF6 in (152 mm)5.25 in (133 mm)
21-210EDK6 in (152 mm)6 in (152 mm)
21-2097DK6 in (152 mm)7.125 in (181 mm)
21-2100BF6 in (152 mm)8.125 in (206 mm)
21-2100DK6 in (152 mm)8.125 in (206 mm)

Oval Straight and Tapered (Cone)
PartFlange Inside Dia. (F)Length (L)
21-2201DK2 in (51 mm)5.5 in (140 mm)
21-2127DK2.75 in (70 mm)5.125 in (130 mm)
21-2138DK3 in (76 mm)8.188 in (208 mm)
21-2145DK3.5 in (89 mm)5.5 in (140 mm)
21-2148D-HK3.5 in (89 mm)5.5 in (140 mm)
21-2148DK3.5 in (89 mm)5.5 in (140 mm)
21-2204DK3.5 in (89 mm)9.188 in (233 mm)
21-2257BF4 in (102 mm)7 in (178 mm)
21-2257DK4 in (102 mm)7 in (178 mm)
21-2259BF4 in (102 mm)9 in (229 mm)
21-2259DK4 in (102 mm)9 in (229 mm)
21-2288DK4.375 in (111 mm)8 in (203 mm)
21-2267DK4.5 in (114 mm)7 in (178 mm)
21-2267BF4.5 in (114 mm)7 in (178 mm)
21-2269DK4.5 in (114 mm)9.313 in (237 mm)
21-2277BF5 in (127 mm)7 in (178 mm)
21-2277DK5 in (127 mm)7 in (178 mm)
21-2278BF5 in (127 mm)8 in (203 mm)
21-2258DK5 in (127 mm)8 in (203 mm)
21-2278DK5 in (127 mm)8 in (203 mm)
21-2279DK5 in (127 mm)9.313 in (237 mm)
21-2279BF5 in (127 mm)9.313 in (237 mm)