Cross Reference for K&N Air Filter E-2021

Product Information and Specifications for K&N Air Filter E-2021 Use this cross reference as a reference guide only! Use our application search to determine the K&N air filter that correctly fits your vehicle.
Part Numbers
BMW 1371753274
BMW 13717532751
BMW 13717532754
BMW 13737532754
Fram CA9950
Fram CA9951
Mann-Hummel C1361
MicroGard MGA46320
Repco RAF258
Ryco A1562
Ryco A1576
Simota OB004
Wesfil WA1193
Wesfil WA1562
WIX 46320
WIX WA9511
CROSS REFERENCE WARNING - When a specific air filter is not shown in our application search results for a specific vehicle application, it should be assumed that there is not a K&N filter for that vehicle. Any use of this cross reference guide to find a replacement air filter is done at the installer's risk. Note - Heavy Duty diesel filters are typically found by cross reference since they can vary by application.