Cross Reference for K&N Air Filter 33-2121-1

Product Information and Specifications for K&N Air Filter 33-2121-1 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
AC Delco A1271C
Baldwin PA4107
Carquest 88035
Carquest DW88035
Carquest R88035
Champ Labs. AF1279
Chevrolet 25161977
Eco Guard XA5227
Fram CA8221
Hastings AF1040
Luber-Finer AF1279
Mahle LX2940
MicroGard MGA46035
Mobil MA5227
Napa 6035
Premium Guard PA5227
Purepro A5227
Purolator A35227
Purolator PA35227
Service Champ AF5227
Service Pro MA5227
STP SA8221
Valvoline VA91
Warner WAF1279
WIX 46035
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.