K&N parts matching Champ Labs. AF4057 air filter

The Champ Labs. AF4057 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
David Dion, Saint Petersburg, Florida
Perfect fit. Quick shipping. Great job.
TERRY WILLIAMS, Colorado Springs, Colorado
Perfect drop in filter for my wife's Hyundai Genesis R-Spec. Thanks gang for making another great product, Terry
Mark Kilgore , Colorado
Everyone who visits this site knows the data in comparison between the K&N products and standard filters. If you are expecting a miracle you won't see it but the numbers don't lie.
33-2426 K&N 33-2426 Replacement Air Filter
List Price: $89.39
Your Price: $57.99
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Alan, Santa Fe Springs, California
Exact product as advertised. Easy install too. Car runs great. Exact fitting on my 2011 Hyundai Genesis sedan.
Mike Ritthaler, Oregon
It is too early to tell as I've only had driven city miles. I plan on taking a 2000 mile trip in May so I will have a better idea on its efficiency and performance.
33-2427 K&N 33-2427 Replacement Air Filter
List Price: $96.09
Your Price: $61.99