K&N parts matching Beck/Arnley 0421721 air filter

The Beck/Arnley 0421721 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Beck/Arnley air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Jerome, Brooklyn, New York
Very good product I always order K&N parts for all my cars, quality is great and shipping ha fast. 5 stars for you guys. Thank you
Kevin Martin, Buffalo, New York
When placing the order for this filter, it was part of a two air filter order, which reflects my satisfaction with K&N's products, which I have been using over the course of many years on all of my vehicles.
Eddie , Minnesota
Fits great.
33-2397 K&N 33-2397 Replacement Air Filter
List Price: $107.89
Your Price: $69.99