K&N parts matching Luber-Finer AF3997 air filter

The Luber-Finer AF3997 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Luber-Finer air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Tom Watson, Valrico, Florida
Everything was fine. Would purchase again.
Daniel Heffelfinger, Pace, Florida
I'm very pleased with the air filters I ordered and installed . I have noticed how much they opened up the engines. Noticed increased gas mileage .
Rick, Ohio
Received the air filter very quickly. Installed it on a 2013 Nissan Frontier. Getting about 5 more mpg.
33-2324 K&N 33-2324 Replacement Air Filter
List Price: $82.69
Your Price: $52.99