Audi S4 Replacement Air Filters

Buy now from 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
Top Performance Accessory for Audi S4 Models
K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your Audi S4 run better. Fast and FREE SHIPPING with any Audi S4 air filter

2023 Audi S4 3.0L V6 Diesel air filter

ISK 13,874.07
E-0646
2022 Audi S4 3.0L V6 Diesel air filter

ISK 13,874.07
E-0646
2021 Audi S4 3.0L V6 Diesel air filter

ISK 13,874.07
E-0646
2018 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-0646
2017 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-0646
2016 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-1987
2016 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-0646
2015 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-1987
2014 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-1987
2013 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-1987
2012 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-1987
2011 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-1987
2011 Audi S4 3.2L V6 Gas air filter

ISK 13,874.07
E-1987
2010 Audi S4 3.0L V6 Gas air filter

ISK 13,874.07
E-1987
2010 Audi S4 3.2L V6 Gas air filter

ISK 13,874.07
E-1987
2009 Audi S4 4.2L V8 Gas air filter

ISK 10,857.78
33-2209
2009 Audi S4 3.2L V6 Gas air filter

ISK 13,874.07
E-1987
2008 Audi S4 4.2L V8 Gas air filter

ISK 10,857.78
33-2209
2008 Audi S4 3.2L V6 Gas air filter

ISK 13,874.07
E-1987
2007 Audi S4 4.2L V8 Gas air filter

ISK 10,857.78
33-2209
2006 Audi S4 4.2L V8 Gas air filter

ISK 10,857.78
33-2209
2005 Audi S4 4.2L V8 Gas air filter

ISK 10,857.78
33-2209
2004 Audi S4 4.2L V8 Gas air filter

ISK 10,857.78
33-2209
2003 Audi S4 4.2L V8 Gas air filter

ISK 10,857.78
33-2209
2002 Audi S4 2.7L V6 Gas air filter

ISK 10,857.78
33-2125
2001 Audi S4 2.7L V6 Gas air filter

ISK 10,857.78
33-2125
2000 Audi S4 2.7L V6 Gas air filter

ISK 10,857.78
33-2125
1999 Audi S4 2.7L V6 Gas air filter

ISK 10,857.78
33-2125
1998 Audi S4 2.7L V6 Gas air filter

ISK 10,857.78
33-2125
1997 Audi S4 2.7L V6 Gas air filter

ISK 10,857.78
33-2125
1994 Audi S4 2.2L L5 Gas air filter

ISK 10,857.78
33-2029
1993 Audi S4 2.2L L5 Gas air filter

ISK 10,857.78
33-2029
1992 Audi S4 2.2L L5 Gas air filter

ISK 10,857.78
33-2029

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