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 virtually every vehicle 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

Part KN33-2399 Product Specifications
Product Style: Panel Air Filter
Height: 1 in (25 mm)
Outside Length: 7.125 in (181 mm)
Outside Width: 6.625 in (168 mm)
Filter Material: Cotton Gauze
Filter Re-Oiling Amount: 0.61 oz (18 ml)

Filter Cross Reference
Fiat 71743887
Infiniti 16545JK20A
Infiniti 16546JK20A
Infiniti 1654LK20A
Suzuki 1378079J50
Suzuki 178079J50

2013 NISSAN 370Z 3.7L V6 F/I - All (2 required)
2013 INFINITI G37 3.7L V6 F/I - All (2 required)
2013 INFINITI EX37 3.7L V6 F/I - All
2012 NISSAN 370Z NISMO 3.7L V6 F/I - All (2 required)
2012 NISSAN 370Z 3.7L V6 F/I - All (2 required)
2012 INFINITI G37 3.7L V6 F/I - All (2 required)
2012 INFINITI G25 2.5L V6 F/I - All (2 required)
2012 INFINITI EX35 3.5L V6 F/I - All (2 required)
2011 NISSAN 370Z NISMO 3.7L V6 F/I - All (2 required)
2011 NISSAN 370Z 3.7L V6 F/I - All (2 required)
2011 INFINITI G37 3.7L V6 F/I - All (2 required)
2011 INFINITI G25 2.5L V6 F/I - All (2 required)
2011 INFINITI EX35 3.5L V6 F/I - All (2 required)
2010 NISSAN 370Z NISMO 3.7L V6 F/I - All (2 required)
2010 NISSAN 370Z 3.7L V6 F/I -All (2 required)
2010 INFINITI G37 3.7L V6 F/I - All (2 required)
2010 INFINITI EX35 3.5L V6 F/I - All (2 required)
2010 FIAT SEDICI 1.9L L4 DSL - All
2009 SUZUKI SX4 1.9L L4 DSL - All
2009 NISSAN 370Z NISMO 3.7L V6 F/I - All (2 required)
2009 NISSAN 370Z 3.7L V6 F/I - All (2 required)
2009 NISSAN 350Z 3.5L V6 F/I - All (2 required)
2009 INFINITI G37 3.7L V6 F/I - All (2 required)
2009 INFINITI EX35 3.5L V6 F/I - All (2 required)
2009 FIAT SEDICI 1.9L L4 DSL - All
2008 SUZUKI SX4 1.9L L4 DSL - All
2008 NISSAN 350Z 3.5L V6 F/I - All (2 required)
2008 INFINITI G37 3.7L V6 F/I - All (2 required)
2008 INFINITI G35 3.5L V6 F/I - All (2 required)
2008 INFINITI EX35 3.5L V6 F/I - All (2 required)
2008 FIAT SEDICI 1.9L L4 DSL - All
2007 SUZUKI SX4 1.9L L4 DSL - All
2007 NISSAN 350Z 3.5L V6 F/I - All (2 required)
2007 INFINITI G35 3.5L V6 F/I - Sedan (2 required)
2007 FIAT SEDICI 1.9L L4 DSL - All
2006 SUZUKI SX4 1.9L L4 DSL - All
2006 FIAT SEDICI 1.9L L4 DSL - All