K&N parts matching Cadillac A3178C air filter

The Cadillac A3178C air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many Cadillac air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Air Filter
  • Designed to Increase Power
  • Million Mile Limited Warranty
Tyler Smith, Cochrane, Alberta
Exactly what I wanted, quick and easy. Way better than going on (Brand Name).
John S Ulban, New Hampshire
Product as described, easy installation and I do feel it made a performance difference plus better gas mileage.
Victor Rosriguez, Oregon
Filter fit great and a great product
33-2496 K&N 33-2496 Replacement Air Filter
List Price: $88.89
Your Price: $56.99