K&N parts matching Champ Labs. AF4066 air filter

The Champ Labs. AF4066 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Champ Labs. air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Paul Strickland, Dunbar, West Virginia
Perfect fit. Works as advertised.
Joel, Lemont, Illinois
Installed in under a minute and workes great.
Jason Kiser, Lakeland, Florida
Love your filters.
33-2438 K&N 33-2438 Replacement Air Filter
List Price: $91.19
Your Price: $58.99