K&N parts matching DuraMAX DA4021 air filter

The DuraMAX DA4021 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many DuraMAX air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
William Keller, Costa Mesa, California
Quick delivery. Filter appears to have increased the economy (gas mileage). Completely satisfied with service, purchase and ease of installation! Great product. Been using your filters for many years!
Tiago Boiça, Linda-a-Velha, Portugal
tudo certo
Roland G Kuhl, Round Lake Beach, IIlinois
I appreciate the K&N Air Filter for my Santa Fe. The boost in performance and increased gas savings is noticeable.Thanks.
33-2378 K&N 33-2378 Replacement Air Filter
List Price: $88.69
Your Price: $56.99