K&N parts matching Champ Labs. AF4042 air filter

The Champ Labs. AF4042 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
Johnny Schaeffer, Texas
Ordered this and other K&N products for my vehicles. Ordering was easy and shipping was quick. Great product's and great investment.
James Brust, Underwood, Iowa
Exact fit for OEM unit. Looking forward to years of service from the filter. I use K&N Filters in ALL of my vehicles. I think they are great.
Bill McGreevy, Schaghticoke, New York
Fits well.. easy to install ..I have K&N filters on all my cars. This is also when you get your oil changed at the local garage they need not to check your air cleaner because they see the K&N sticker so there's no chance of unfiltered air getting to your engine.
33-2404 K&N 33-2404 Replacement Air Filter
List Price: $87.59
Your Price: $55.99