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K&N Air Filters for Audi RS4

Audi RS4 Replacement Air Filters

Buy now from the 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
  • K&N Million Mile Limited Warranty®
  • Lasts up to 50,000 Miles Before Cleaning is Required (Depending on Driving Conditions)
Buy a K&N air filter. Help your Audi RS4 run better.
K&N Automotive Replacement Air Filters
Vehicle DescriptionPart NumberProduct Image 
2018 Audi RS4 2.9L V6 Petrol Engine - All Models
Automotive
2018 Audi RS4 2.9L Air Filter
E-0646 E-0646 Audi RS4 Air Filter
List Price: £127.02
Your Price: £95.99
2017 Audi RS4 2.9L V6 Petrol Engine - All Models
Automotive
2017 Audi RS4 2.9L Air Filter
E-0646 E-0646 Audi RS4 Air Filter
List Price: £127.02
Your Price: £95.99
2015 Audi RS4 4.2L V8 Petrol Engine - Left Side Airbox
Automotive
2015 Audi RS4 4.2L Air Filter
33-3031 33-3031 Audi RS4 Air Filter
List Price: £73.91
Your Price: £56.39
2015 Audi RS4 4.2L V8 Petrol Engine - Right Side Airbox
Automotive
2015 Audi RS4 4.2L Air Filter
33-3032 33-3032 Audi RS4 Air Filter
List Price: £74.03
Your Price: £56.39
2014 Audi RS4 4.2L V8 Petrol Engine - Left Side Airbox
Automotive
2014 Audi RS4 4.2L Air Filter
33-3031 33-3031 Audi RS4 Air Filter
List Price: £73.91
Your Price: £56.39
2014 Audi RS4 4.2L V8 Petrol Engine - Right Side Airbox
Automotive
2014 Audi RS4 4.2L Air Filter
33-3032 33-3032 Audi RS4 Air Filter
List Price: £74.03
Your Price: £56.39
2013 Audi RS4 4.2L V8 Petrol Engine - Left Side Airbox
Automotive
2013 Audi RS4 4.2L Air Filter
33-3031 33-3031 Audi RS4 Air Filter
List Price: £73.91
Your Price: £56.39
2013 Audi RS4 4.2L V8 Petrol Engine - Right Side Airbox
Automotive
2013 Audi RS4 4.2L Air Filter
33-3032 33-3032 Audi RS4 Air Filter
List Price: £74.03
Your Price: £56.39
2012 Audi RS4 4.2L V8 Petrol Engine - Left Side Airbox
Automotive
2012 Audi RS4 4.2L Air Filter
33-3031 33-3031 Audi RS4 Air Filter
List Price: £73.91
Your Price: £56.39
2012 Audi RS4 4.2L V8 Petrol Engine - Right Side Airbox
Automotive
2012 Audi RS4 4.2L Air Filter
33-3032 33-3032 Audi RS4 Air Filter
List Price: £74.03
Your Price: £56.39
2009 Audi RS4 4.2L V8 Petrol Engine - US Models Only
Automotive
2009 Audi RS4 4.2L Air Filter
33-2209 33-2209 Audi RS4 Air Filter
List Price: £72.71
Your Price: £55.19
2008 Audi RS4 4.2L V8 Petrol Engine - All Models
Automotive
2008 Audi RS4 4.2L Air Filter
33-2209 33-2209 Audi RS4 Air Filter
List Price: £72.71
Your Price: £55.19
2007 Audi RS4 4.2L V8 Petrol Engine - All Models
Automotive
2007 Audi RS4 4.2L Air Filter
33-2209 33-2209 Audi RS4 Air Filter
List Price: £72.71
Your Price: £55.19
2006 Audi RS4 4.2L V8 Petrol Engine - All Models
Automotive
2006 Audi RS4 4.2L Air Filter
33-2209 33-2209 Audi RS4 Air Filter
List Price: £72.71
Your Price: £55.19
2005 Audi RS4 4.2L V8 Petrol Engine - All Models
Automotive
2005 Audi RS4 4.2L Air Filter
33-2209 33-2209 Audi RS4 Air Filter
List Price: £72.71
Your Price: £55.19
2003 Audi RS4 2.7L V6 Petrol Engine - All Models
Automotive
2003 Audi RS4 2.7L Air Filter
33-2125 33-2125 Audi RS4 Air Filter
List Price: £73.07
Your Price: £55.19
2002 Audi RS4 2.7L V6 Petrol Engine - All Models
Automotive
2002 Audi RS4 2.7L Air Filter
33-2125 33-2125 Audi RS4 Air Filter
List Price: £73.07
Your Price: £55.19
2001 Audi RS4 2.7L V6 Petrol Engine - All Models
Automotive
2001 Audi RS4 2.7L Air Filter
33-2125 33-2125 Audi RS4 Air Filter
List Price: £73.07
Your Price: £55.19
2000 Audi RS4 2.7L V6 Petrol Engine - All Models
Automotive
2000 Audi RS4 2.7L Air Filter
33-2125 33-2125 Audi RS4 Air Filter
List Price: £73.07
Your Price: £55.19

K&N replacement air filters are designed to increase horsepower and performance in your Audi RS4.