Cadillac CT4 Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any Cadillac CT4 air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for Cadillac CT4 Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your Cadillac CT4 run better. Fast and FREE SHIPPING with any Cadillac CT4 air filter

  1. 2025 Cadillac CT4 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  2. 2025 Cadillac CT4 2.7L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  3. 2025 Cadillac CT4 3.6L V6 Gas air filter
    $59.99 Regular Price $47.99 Special Price
    33-5105
    K&N
  4. 2024 Cadillac CT4 3.6L V6 Gas air filter
    $59.99 Regular Price $47.99 Special Price
    33-5105
    K&N
  5. 2024 Cadillac CT4 2.7L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  6. 2024 Cadillac CT4 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  7. 2023 Cadillac CT4 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  8. 2023 Cadillac CT4 2.7L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  9. 2023 Cadillac CT4 3.6L V6 Gas air filter
    $59.99 Regular Price $47.99 Special Price
    33-5105
    K&N
  10. 2022 Cadillac CT4 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  11. 2022 Cadillac CT4 2.7L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  12. 2022 Cadillac CT4 3.6L V6 Gas air filter
    $59.99 Regular Price $47.99 Special Price
    33-5105
    K&N
  13. 2021 Cadillac CT4 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  14. 2021 Cadillac CT4 2.7L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  15. 2020 Cadillac CT4 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
  16. 2020 Cadillac CT4 2.7L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-5102
    K&N
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