BMW 420d Cabrio Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW 420d Cabrio air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for BMW 420d Cabrio Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your BMW 420d Cabrio run better. Fast and FREE SHIPPING with any BMW 420d Cabrio air filter

  1. 2024 BMW 420d Cabrio 2.0L L4 Diesel air filter
    Special Price €85.49 Regular Price €113.99
    33-3136
    K&N
  2. 2023 BMW 420d Cabrio 2.0L L4 Diesel air filter
    Special Price €85.49 Regular Price €113.99
    33-3136
    K&N
  3. 2022 BMW 420d Cabrio 2.0L L4 Diesel air filter
    Special Price €85.49 Regular Price €113.99
    33-3136
    K&N
  4. 2021 BMW 420d Cabrio 2.0L L4 Diesel air filter
    Special Price €85.49 Regular Price €113.99
    33-3136
    K&N
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