K&N parts matching Napa 3818 fuel filter

The Napa 3818 fuel filter cross references with the K&N fuel filter parts below. K&N offers compatible fuel filters for many Napa fuel filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Fuel Filter
  • Built for High Flow Rates
  • Outstanding Filtration
Dennis Munn, Macon, Georgia
Very easy to change out. I'll be changing all my further filters from now on.
Robert Ridgeway, Evansville, Illinois
Night and day difference once installed.
Rene Lopez, Fort Worth, Texas
Installing the filter was pretty straight forward and really noticed the difference in the way my truck performs.
PF-4000 K&N PF-4000 Fuel Filter
List Price: $54.89
Your Price: $34.99