K&N parts matching Beck/Arnley 0421738 air filter

The Beck/Arnley 0421738 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
Joseph , Florida
Excellent service, great product, prompt delivery 5 stars. Thanks K&N
Theo, Midlands, United Kingdom
Fantastic boost in performance a bonus.
Robert Raymond, Belleville, Michigan
I have K&N in all 3 of our vehicles. That's what I like and that's all I'll use. Nothing but the best for our rides. If NHRA supports a product there's a good chance I'm going to use it. And they support K&N and so do I. Thanks! R.R.
33-2378 K&N 33-2378 Replacement Air Filter
List Price: $88.69
Your Price: $56.99