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K&N Air Filters for the Audi A4


Audi A4 Replacement Air Filters 

  • High Air Flow with Excellent Filtration
  • Designed to Increase Horsepower and Acceleration
  • K&N Million Mile Limited Warranty® 
  • Will NOT Void Vehicle Warranty
  • Lasts up to 50,000 Miles Before Cleaning is Required Depending on Driving Conditions
  • Simply replace existing air filter with K&N Air Filter for a Lifetime of Performance
 Click Here to Find K&N Air Filters, Oil Filters & Air Intakes for any Vehicle!
Vehicle Description Type Product Part Number Product Image
2008 AUDI A4 2.0L L4 F/I - US Automotive Air Filter 33-2209
 		Buy
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2008 AUDI A4 2.4L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2008 AUDI A4 3.0L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2008 AUDI A4 Quattro 2.0L L4 F/I - US Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2008 AUDI A4 Quattro 3.2L V6 F/I - US Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 1.6L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 1.8L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 1.9L L4 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 2.0L L4 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 2.0L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 2.4L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 2.7L V6 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 3.0L V6 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 3.0L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 3.2L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 Quattro 2.0L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2007 AUDI A4 Quattro 3.2L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 1.6L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 1.8L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 1.9L L4 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 2.0L L4 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 2.0L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 2.4L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 2.7L V6 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 3.0L V6 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 3.2L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 Quattro 2.0L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 Quattro 3.0L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2006 AUDI A4 Quattro 3.2L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 1.6L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 1.8L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 1.9L L4 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 2.0L L4 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 2.0L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 2.4L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 2.5L V6 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 2.7L V6 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 3.0L V6 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 3.0L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 3.2L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 Quattro 1.8L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 Quattro 2.0L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 Quattro 3.0L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2005 AUDI A4 Quattro 3.2L V6 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2004 AUDI A4 1.6L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2004 AUDI A4 1.8L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2004 AUDI A4 1.9L L4 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2004 AUDI A4 2.0L L4 DSL - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2004 AUDI A4 2.0L L4 F/I - All Automotive Air Filter 33-2209
 		Buy
33-2209.jpg
2004 AUDI A4 2.4L V6 F/I - All