K&N parts matching Champ Labs. AF3221 air filter

The Champ Labs. AF3221 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
J-P Reconnu, Elgin, South Carolina
Very good product. Better than factory recommended.
Jim, Salem, South Carolina
Excellent product and wonderful, fast service from K&N store.
Ryan Wen, Benicia, California
Perfect fit for my 2013 X5D. It rides much smoother and lighter after installed K&N filter....love it.
33-2959 K&N 33-2959 Replacement Air Filter
List Price: $94.09
Your Price: $60.99