K&N parts matching Purolator A51377 air filter

The Purolator A51377 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Purolator air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Richard Cameron , Goodyear, Arizona
Good fit. Good performance. No problems
Edward Brodzinski, Lockport, Florida
This filter for the 2014 Cadillac XTS seems ok, but I don't see much difference like I have on my other vehicles. But still no regrets.
Donald Anderson, Clinton, Maryland
This is the best filter I have ever used in my car.
33-2483 K&N 33-2483 Replacement Air Filter
List Price: $84.49
Your Price: $53.99