K&N parts matching Fram CA8231 air filter

The Fram CA8231 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Fram air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter-Hdt
  • Washable and Reusable
  • Easy to Clean
Michael Deer, Elgin, South Carolina
Great product and perfect fit.
Robert Ford Trucking, Chino, California
Filters came right away and they fit perfectly. Highly recommend to all heavy duty truck owners.
Bernardino Gomez Jr, Dansville, Michigan
I purchased two different types of filters for two different types of trucks. Excellent product. I will buy again.
38-2021R K&N 38-2021R Replacement Air Filter-HDT
List Price: $362.09
Your Price: $270.99