K&N Replacement Air Filter for 08-13 Audi R8 4.2L V8

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. K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. Our stock replacement air filters for street vehicles are covered by K&N's Million-Mile Limited Warranty. Fitment: Audi R8 Base 2008 to 2012 Audi R8 Base 2014 to 2015 Audi R8 Spyder 2011 to 2012 Audi R8 Spyder 2014 to 2015 Porsche Boxster Base 2013 to 2014 Porsche Boxster S 2013 to 2014 Porsche Cayman Base 2014