K&N parts matching Champ Labs. AF4043 air filter

The Champ Labs. AF4043 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
Jason Ramsey, Charlotte, North Carolina
It's too early to give it an evaluation, but all other K&N products I have purchased have been great.
Tom, Brainerd, Minnesota
Easy to install. I would recommend a K & N Filter to anyone. I have the K & N cold air kit installed on my 2004 Chev Silverado 2500 HD.
Andries Niemann, Daysland, Canada
Works great.
33-2379 K&N 33-2379 Replacement Air Filter
List Price: $87.59
Your Price: $56.99