Description
2 x K&N E-1999 High Flow Air Filters for Porsche 911 3.6 3.8 2009-2011
2012 PORSCHE 911 3.8L H6 F/I – w/Round Filter
2012 PORSCHE 911 3.6L H6 F/I – All
2011 PORSCHE 911 3.8L H6 F/I – All
2011 PORSCHE 911 3.6L H6 F/I – Exc. Turbo
2010 PORSCHE 911 3.8L H6 F/I – All
2010 PORSCHE 911 3.6L H6 F/I – All
2009 PORSCHE 911 3.8L H6 F/I – All
2009 PORSCHE 911 3.6L H6 F/I – Exc. Turbo
Part E-1999 Product Specifications
Air Filter Shape Oval Straight
Base Outside Length 6.375 in (162 mm)
Base Outside Width 4.625 in (117 mm)
Filter Material Cotton Gauze
Flange Inside Diameter 5 in (127 mm)
Flange Length 1.25 in (32 mm)
Flange Type Centered
Flanges1 Height6.5 in (165 mm)
Outside Length 6.375 in (162 mm)
Outside Width 4.625 in (117 mm)
Cross Reference Numbers
Porsche 99711013030
Porsche 99711013031
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.
- Designed to boost horsepower and rate of acceleration
- Can be cleaned and used again
- High air flow with exceptional filtration
- Lasts up to 50,000 miles before cleaning is required depending on driving conditions
- Works with original equipment manufacturer vehicle electronics
- Emissions legal in all 50 US states
- Will NOT void vehicle warranty
- Million Mile Limited Warranty®



