Audi RS4 Stock Replacement Air Filters

Buy an AEM Performance Air Filter and Get Free Shipping!

  • Designed to Increase Horsepower and Acceleration
  • Dryflow Oil-Free Synthetic Air Filter
  • Low Restriction for more Power and Torque
  • Excellent Filtration
  • Lifetime Limited Warranty

Use for up to 50,000 Miles Between Cleanings Depending on Driving Conditions Give your Audi RS4 new life with an AEM Air Filter!

  1. 2009 Audi RS4 4.2L V8 Gas air filter
    Special Price $47.99 Regular Price $59.99
    AEM-28-20209
    K&N
  2. 2008 Audi RS4 4.2L V8 Gas air filter
    Special Price $47.99 Regular Price $59.99
    AEM-28-20209
    K&N
  3. 2007 Audi RS4 4.2L V8 Gas air filter
    Special Price $47.99 Regular Price $59.99
    AEM-28-20209
    K&N
  4. 2006 Audi RS4 4.2L V8 Gas air filter
    Special Price $47.99 Regular Price $59.99
    AEM-28-20209
    K&N
  5. 2005 Audi RS4 4.2L V8 Gas air filter
    Special Price $47.99 Regular Price $59.99
    AEM-28-20209
    K&N