Audi RS4 Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any Audi RS4 air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for Audi RS4 Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your Audi RS4 run better. Fast and FREE SHIPPING with any Audi RS4 air filter

  1. 2024 Audi RS4 2.9L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  2. 2023 Audi RS4 2.9L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  3. 2022 Audi RS4 2.9L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  4. 2021 Audi RS4 2.9L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  5. 2020 Audi RS4 2.9L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  6. 2019 Audi RS4 2.9L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  7. 2018 Audi RS4 2.9L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  8. 2017 Audi RS4 2.9L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  9. 2015 Audi RS4 4.2L V8 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-3032
    K&N
  10. 2015 Audi RS4 4.2L V8 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-3031
    K&N
  11. 2014 Audi RS4 4.2L V8 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-3031
    K&N
  12. 2014 Audi RS4 4.2L V8 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-3032
    K&N
  13. 2013 Audi RS4 4.2L V8 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-3032
    K&N
  14. 2013 Audi RS4 4.2L V8 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-3031
    K&N
  15. 2012 Audi RS4 4.2L V8 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-3032
    K&N
  16. 2012 Audi RS4 4.2L V8 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-3031
    K&N
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  18. K&N
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  20. K&N
  21. K&N
  22. 2003 Audi RS4 2.7L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  23. 2002 Audi RS4 2.7L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  24. 2001 Audi RS4 2.7L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  25. 2000 Audi RS4 2.7L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
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