K&N parts matching Ford BT439601AA air filter

The Ford BT439601AA air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Ford air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Peter W Grunwald, Cambridge, Wisconsin
Haven't noticed any better economy or performance, but I like the idea of a lifetime filter.
Brookey Givens, Washington D.C.
All of our cars have K&N filters.
Donald, Florida
Installed in two minutes! Car has noted quicker start from zero!
33-2395 K&N 33-2395 Replacement Air Filter
List Price: $80.09
Your Price: $51.99