K&N parts matching Napa 9031 air filter

The Napa 9031 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Napa air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Bijan, United States
I have always enjoyed using your products over the years. Excellent service and on time delivery. Thank you.
Kyle, Riverside, California
I always trust K&N when it comes to quality filters. I installed this filter around 15K in my new 2012 Honda Civic and after a month I noticed I get 2 miles more to the gallon. Quality and performance, trust K&N.
Robert Reed, Nebo, Illinois
The correct order was shipped promptly.
33-2468 K&N 33-2468 Replacement Air Filter
List Price: $67.79
Your Price: $43.99