K&N Replacement Air Filter 09-12 Porsche 911 3.6L/3.8L - E-1999

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
2009-2012	Porsche	911	Carrera
2009-2012	Porsche	911	Carrera 4
2012	Porsche	911	Carrera 4 GTS
2009-2012	Porsche	911	Carrera 4S
2011-2012	Porsche	911	Carrera GTS
2009-2012	Porsche	911	Carrera S
2009	Porsche	911	GT2
2011	Porsche	911	GT2 RS
2010-2011	Porsche	911	GT3
2011	Porsche	911	GT3 RS
2011	Porsche	911	Speedster
2009-2012	Porsche	911	Targa 4
2009-2012	Porsche	911	Targa 4S
2009-2012	Porsche	911	Turbo
2011-2012	Porsche	911	Turbo S