K&N parts matching MicroGard 3731 cabin air filter

The MicroGard 3731 cabin air filter cross references with the K&N cabin air filter parts below. K&N offers compatible cabin air filters for many MicroGard cabin air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Cabin Air Filter
  • Electrostatically Charged to Hold Dirt and Dust
  • Easy to Clean and Reuse
Richard Dowd, Farmland, Indiana
Fits great!
Rafael Feliciano , Saint Augustine, Florida
Great fit.
VF2042 K&N VF2042 Cabin Air Filter
List Price: $68.29
Your Price: $43.99