K&N Audi A4 1.8L Drop In Air Filter

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.
Installation Instructions
Technical Bulletin


This Part Fits:

Year	Make	Model	Submodel
2009-2014	Audi	A4	Base
2015-2016	Audi	A4	Premium
2015-2016	Audi	A4	Premium Plus
2015	Audi	A4	Prestige
2009-2012	Audi	A4 Quattro	Avant
2009-2014	Audi	A4 Quattro	Base
2015-2016	Audi	A4 Quattro	Premium
2015-2016	Audi	A4 Quattro	Premium Plus
2015	Audi	A4 Quattro	Prestige
2010-2014	Audi	A5	Cabriolet
2010-2014	Audi	A5 Quattro	Base
2010-2014	Audi	A5 Quattro	Cabriolet
2015-2016	Audi	A5 Quattro	Premium
2015-2016	Audi	A5 Quattro	Premium Plus
2015	Audi	A5 Quattro	Prestige
2017	Audi	A5 Quattro	Sport
2014	Audi	A6	Premium
2014	Audi	A6	Premium Plus
2013-2016	Audi	allroad	Premium
2013-2016	Audi	allroad	Premium Plus
2013-2015	Audi	allroad	Prestige
2013-2016	Audi	Q5	Hybrid Prestige
2011-2017	Audi	Q5	Premium
2011-2017	Audi	Q5	Premium Plus
2014	Audi	Q5	Prestige