K&N parts matching Champ Labs. AF3178 air filter

The Champ Labs. AF3178 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
JK, Brooksville, Florida
Excellent customer service and a superior product.
Christian Chambless, Long Beach, California
ATS 2.5 - Helps smooth out the idle and rev up a little quicker. Worth the $$.
Garrin Dutton, Lancaster, California
I love the air filter, waiting on the cold air intake.
33-2496 K&N 33-2496 Replacement Air Filter
List Price: $88.89
Your Price: $56.99
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Lars Ejlersen, Esbjerg V, Denmark
I have been using K&N filters since I got my first car 33 years ago, and still as pleased with them as when I bought the first one. They fit 100% in the original filter housing and you just know that they perform.
Scott Corpe, Allen Park, Michigan
I do 70 highway driving, 30 Stop and Go City. Fuel economy per tank avg went from 40.1 to 42.3 mpg. 2017 Cruze, manual transmission, 70-80 mph, a/c on. I have used K&N on vehicles I own, not leased. Direct replacement, no issues with install.
James McCallister, Charleston, West Virginia
The throttle is a little more responsive than factory.
E-0650 K&N E-0650 Replacement Air Filter
List Price: $94.69
Your Price: $60.99