K&N parts matching Champ Labs. AF3938 air filter

The Champ Labs. AF3938 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
K Mcel, Calgary, Alberta
Very pleased with the product and was very glad they had one for my 2015 Toyota Rav4 XLE.
Johnny Lay, Rancho Cucamonga, California
Improved performance for the 2013 Camry hybrid.
Wayne Rosenwald, Homosassa, Florida
Easy to install and the perfect fit. My SUV runs smoother and has more guts. I have used your filters in my other vehicles with equal success.
33-2381 K&N 33-2381 Replacement Air Filter
List Price: $85.89
Your Price: $55.99