BMW 540i Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW 540i air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for BMW 540i Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your BMW 540i run better. Fast and FREE SHIPPING with any BMW 540i air filter

  1. 2025 BMW 540i 3.0L L6 Petrol air filter
    Special Price £59.99 Regular Price £79.99
    33-3188
    Replacement Air Filter
    Out of stock
  2. 2024 BMW 540i 3.0L L6 Petrol air filter
    Special Price £59.99 Regular Price £79.99
    33-3188
    Replacement Air Filter
    Out of stock
  3. 2023 BMW 540i 3.0L L6 Petrol air filter
    Special Price £59.99 Regular Price £79.99
    33-3188
    Replacement Air Filter
    Out of stock
  4. 2023 BMW 540i 3.0L L6 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-3079
    K&N
  5. 2022 BMW 540i 3.0L L6 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-3079
    K&N
  6. 2021 BMW 540i 3.0L L6 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-3079
    K&N
  7. 2020 BMW 540i 3.0L L6 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-3079
    K&N
  8. 2019 BMW 540i 3.0L L6 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-3079
    K&N
  9. 2018 BMW 540i 3.0L L6 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-3079
    K&N
  10. 2017 BMW 540i 3.0L L6 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-3079
    K&N
  11. 2016 BMW 540i 3.0L L6 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-3079
    K&N
  12. 2010 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2294
    K&N
  13. 2009 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2294
    K&N
  14. 2008 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2294
    K&N
  15. 2007 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2294
    K&N
  16. 2006 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2294
    K&N
  17. 2005 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2294
    K&N
  18. 2004 BMW 540i 4.4L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2142
    K&N
  19. 2003 BMW 540i 4.4L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2142
    K&N
  20. 2002 BMW 540i 4.4L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2142
    K&N
  21. 2001 BMW 540i 4.4L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2142
    K&N
  22. 2000 BMW 540i 4.4L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2142
    K&N
  23. 1999 BMW 540i 4.4L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2142
    K&N
  24. 1998 BMW 540i 4.4L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2142
    K&N
  25. 1997 BMW 540i 4.4L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2142
    K&N
  26. 1996 BMW 540i 4.4L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2142
    K&N
  27. 1996 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2675
    K&N
  28. 1995 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2675
    K&N
  29. 1994 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2675
    K&N
  30. 1993 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2675
    K&N
  31. 1992 BMW 540i 4.0L V8 Petrol air filter
    Special Price £48.69 Regular Price £64.99
    33-2675
    K&N
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