K&N parts matching Carquest BA4278 air filter

The Carquest BA4278 air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Carquest air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Daniel Sepulveda, Placerville, California
Product arrived quickly, packaged well, works great! Very pleased. THANKS K&N!
Sonia Lopz, California
Great product. Increased torque and speed. Really fast shipping. No hassle drop and use application. Flawless craftsmanship.
Sean, Minnesota
Simply the best. Noticed immediate increase in performance. Do NOT put off purchasing one of these filters because of the cost, pays for itself after 3 regular filters -WRX driver
33-2232 K&N 33-2232 Replacement Air Filter
List Price: $84.29
Your Price: $53.99
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Judy Campbell, Liberty South Carolina
I was very pleased with my item. It has already been installed and thank you very much.
John Barlund, Corona, California
Very quick delivery. Will shop there again.
Wayneworth Morrison, Tampa, Florida
Very satisfied.
33-2374 K&N 33-2374 Replacement Air Filter
List Price: $83.69
Your Price: $53.99