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K&N Air Filters for Audi S4

Audi S4 Replacement Air Filters

Buy now from the K&N's Online Store and get a 100% money back guarantee on any Audi S4 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 S4 run better.
K&N Automotive Replacement Air Filters
Vehicle DescriptionPart NumberProduct Image 
2018 Audi S4 3.0L V6 Petrol Engine - All Models
Automotive
2018 Audi S4 3.0L Air Filter
E-0646 E-0646 Audi S4 Air Filter
List Price: £127.02
Your Price: £95.99
2017 Audi S4 3.0L V6 Petrol Engine - 8W/B9 Model
Automotive
2017 Audi S4 3.0L Air Filter
E-0646 E-0646 Audi S4 Air Filter
List Price: £127.02
Your Price: £95.99
2016 Audi S4 3.0L V6 Petrol Engine - 8W/B9 Model
Automotive
2016 Audi S4 3.0L Air Filter
E-0646 E-0646 Audi S4 Air Filter
List Price: £127.02
Your Price: £95.99
2016 Audi S4 3.0L V6 Petrol Engine - 8K/B8 Model
Automotive
2016 Audi S4 3.0L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2015 Audi S4 3.0L V6 Petrol Engine - All Models
Automotive
2015 Audi S4 3.0L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2014 Audi S4 3.0L V6 Petrol Engine - All Models
Automotive
2014 Audi S4 3.0L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2013 Audi S4 3.0L V6 Petrol Engine - All Models
Automotive
2013 Audi S4 3.0L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2012 Audi S4 3.0L V6 Petrol Engine - All Models
Automotive
2012 Audi S4 3.0L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2011 Audi S4 3.0L V6 Petrol Engine - All Models
Automotive
2011 Audi S4 3.0L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2011 Audi S4 3.2L V6 Petrol Engine - All Models
Automotive
2011 Audi S4 3.2L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2010 Audi S4 3.0L V6 Petrol Engine - All Models
Automotive
2010 Audi S4 3.0L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2010 Audi S4 3.2L V6 Petrol Engine - All Models
Automotive
2010 Audi S4 3.2L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2009 Audi S4 3.2L V6 Petrol Engine - All Models
Automotive
2009 Audi S4 3.2L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2009 Audi S4 4.2L V8 Petrol Engine - US Models Only
Automotive
2009 Audi S4 4.2L Air Filter
33-2209 33-2209 Audi S4 Air Filter
List Price: £72.71
Your Price: £55.19
2008 Audi S4 3.2L V6 Petrol Engine - All Models
Automotive
2008 Audi S4 3.2L Air Filter
E-1987 E-1987 Audi S4 Air Filter
List Price: £89.15
Your Price: £67.19
2008 Audi S4 4.2L V8 Petrol Engine - All Models
Automotive
2008 Audi S4 4.2L Air Filter
33-2209 33-2209 Audi S4 Air Filter
List Price: £72.71
Your Price: £55.19
2007 Audi S4 4.2L V8 Petrol Engine - All Models
Automotive
2007 Audi S4 4.2L Air Filter
33-2209 33-2209 Audi S4 Air Filter
List Price: £72.71
Your Price: £55.19
2006 Audi S4 4.2L V8 Petrol Engine - All Models
Automotive
2006 Audi S4 4.2L Air Filter
33-2209 33-2209 Audi S4 Air Filter
List Price: £72.71
Your Price: £55.19
2005 Audi S4 4.2L V8 Petrol Engine - All Models
Automotive
2005 Audi S4 4.2L Air Filter
33-2209 33-2209 Audi S4 Air Filter
List Price: £72.71
Your Price: £55.19
2004 Audi S4 4.2L V8 Petrol Engine - All Models
Automotive
2004 Audi S4 4.2L Air Filter
33-2209 33-2209 Audi S4 Air Filter
List Price: £72.71
Your Price: £55.19
2003 Audi S4 4.2L V8 Petrol Engine - All Models
Automotive
2003 Audi S4 4.2L Air Filter
33-2209 33-2209 Audi S4 Air Filter
List Price: £72.71
Your Price: £55.19
2002 Audi S4 2.7L V6 Petrol Engine - All Models
Automotive
2002 Audi S4 2.7L Air Filter
33-2125 33-2125 Audi S4 Air Filter
List Price: £73.07
Your Price: £55.19
2001 Audi S4 2.7L V6 Petrol Engine - All Models
Automotive
2001 Audi S4 2.7L Air Filter
33-2125 33-2125 Audi S4 Air Filter
List Price: £73.07
Your Price: £55.19
2000 Audi S4 2.7L V6 Petrol Engine - All Models
Automotive
2000 Audi S4 2.7L Air Filter
33-2125 33-2125 Audi S4 Air Filter
List Price: £73.07
Your Price: £55.19
1999 Audi S4 2.7L V6 Petrol Engine - All Models
Automotive
1999 Audi S4 2.7L Air Filter
33-2125 33-2125 Audi S4 Air Filter
List Price: £73.07
Your Price: £55.19
1998 Audi S4 2.7L V6 Petrol Engine - All Models
Automotive
1998 Audi S4 2.7L Air Filter
33-2125 33-2125 Audi S4 Air Filter
List Price: £73.07
Your Price: £55.19
1997 Audi S4 2.7L V6 Petrol Engine - All Models
Automotive
1997 Audi S4 2.7L Air Filter
33-2125 33-2125 Audi S4 Air Filter
List Price: £73.07
Your Price: £55.19
1994 Audi S4 2.2L L5 Petrol Engine - All Models
Automotive
1994 Audi S4 2.2L Air Filter
33-2029 33-2029 Audi S4 Air Filter
List Price: £81.95
Your Price: £62.39
1993 Audi S4 2.2L L5 Petrol Engine - All Models
Automotive
1993 Audi S4 2.2L Air Filter
33-2029 33-2029 Audi S4 Air Filter
List Price: £81.95
Your Price: £62.39
1992 Audi S4 2.2L L5 Petrol Engine - All Models
Automotive
1992 Audi S4 2.2L Air Filter
33-2029 33-2029 Audi S4 Air Filter
List Price: £81.95
Your Price: £62.39

K&N replacement air filters are designed to increase horsepower and performance in your Audi S4.