K&N parts matching Champ Labs. AF974 air filter

The Champ Labs. AF974 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
Robert Ryan, Florida
So far so Good!
33-2022 K&N 33-2022 Replacement Air Filter
List Price: $66.69
Your Price: $42.99
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Darin Scriber Jr., Michigan
Excellent quality here! Quite a noticeable improvement over the stock air filter I had previously. Happy with the product!
William Tripp, Odenton, Maryland
Been racing for over 20 years and would not run my race cars without a K&N filter.
Slade Stoner, Bellevue, Washington
Power and mileage went up, couldn't have asked for more.
33-2143 K&N 33-2143 Replacement Air Filter
List Price: $64.99
Your Price: $41.99