Subaru WRX Replacement Air Filters

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

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

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

  1. 2026 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 335.79 Special Price RON 268.59
    AEM-28-50064
    K&N
  2. 2026 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-5064
    K&N
  3. 2026 Subaru WRX 2.4L H4 Gas air filter
    RON 215.39
    KNX-5064
    K&N
  4. 2026 Subaru WRX 2.4L H4 Gas air filter
    RON 123.09
    KNA-5064
    K&N
  5. 2025 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 335.79 Special Price RON 268.59
    AEM-28-50064
    K&N
  6. 2025 Subaru WRX 2.4L H4 Gas air filter
    RON 215.39
    KNX-5064
    K&N
  7. 2025 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-5064
    K&N
  8. 2025 Subaru WRX 2.4L H4 Gas air filter
    RON 123.09
    KNA-5064
    K&N
  9. 2024 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 335.79 Special Price RON 268.59
    AEM-28-50064
    K&N
  10. 2024 Subaru WRX 2.4L H4 Gas air filter
    RON 215.39
    KNX-5064
    K&N
  11. 2024 Subaru WRX 2.4L H4 Gas air filter
    RON 123.09
    KNA-5064
    K&N
  12. 2024 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-5064
    K&N
  13. 2023 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 335.79 Special Price RON 268.59
    AEM-28-50064
    K&N
  14. 2023 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-5064
    K&N
  15. 2023 Subaru WRX 2.4L H4 Gas air filter
    RON 123.09
    KNA-5064
    K&N
  16. 2023 Subaru WRX 2.4L H4 Gas air filter
    RON 215.39
    KNX-5064
    K&N
  17. 2022 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 335.79 Special Price RON 268.59
    AEM-28-50064
    K&N
  18. 2022 Subaru WRX 2.4L H4 Gas air filter
    RON 215.39
    KNX-5064
    K&N
  19. 2022 Subaru WRX 2.4L H4 Gas air filter
    RON 123.09
    KNA-5064
    K&N
  20. 2022 Subaru WRX 2.4L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-5064
    K&N
  21. 2021 Subaru WRX 2.0L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  22. 2021 Subaru WRX 2.0L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  23. 2021 Subaru WRX 2.0L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
  24. 2020 Subaru WRX 2.0L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  25. 2020 Subaru WRX 2.0L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  26. 2020 Subaru WRX 2.0L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
  27. 2019 Subaru WRX 2.0L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  28. 2019 Subaru WRX 2.0L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  29. 2019 Subaru WRX 2.0L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
  30. 2018 Subaru WRX 2.0L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  31. 2018 Subaru WRX 2.0L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  32. 2018 Subaru WRX 2.0L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
  33. 2017 Subaru WRX 2.0L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  34. 2017 Subaru WRX 2.0L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  35. 2017 Subaru WRX 2.0L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
  36. 2016 Subaru WRX 2.0L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  37. 2016 Subaru WRX 2.0L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  38. 2016 Subaru WRX 2.0L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
  39. 2015 Subaru WRX 2.0L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  40. 2015 Subaru WRX 2.0L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
  41. 2015 Subaru WRX 2.0L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  42. 2014 Subaru WRX 2.5L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    AEM-28-20304
    K&N
  43. 2014 Subaru WRX 2.5L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  44. 2014 Subaru WRX 2.5L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  45. 2014 Subaru WRX 2.5L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
  46. 2013 Subaru WRX 2.5L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
  47. 2013 Subaru WRX 2.5L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    AEM-28-20304
    K&N
  48. 2013 Subaru WRX 2.5L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  49. 2013 Subaru WRX 2.5L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  50. 2012 Subaru WRX 2.5L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    AEM-28-20304
    K&N
  51. 2012 Subaru WRX 2.5L H4 Gas air filter
    RON 123.09
    KNA-2304
    K&N
  52. 2012 Subaru WRX 2.5L H4 Gas air filter
    RON 215.39
    KNX-2304
    K&N
  53. 2012 Subaru WRX 2.5L H4 Gas air filter
    Regular Price RON 478.19 Special Price RON 382.59
    33-2304
    K&N
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