33-2374 for the 2007 through 2013 Nissan Altima 2.5 liter engine. The washable, reusable, flat panel filter was designed to increase horsepower and acceleration, while providing excellent filtration.
K&N has sold more than twenty million replacement air filters and makes the World's best air filter by making good use of our experience and knowledge. The effectiveness of K&N Air Filters is related to the type of cotton we use, the weave of the individual cotton strands, the process by which it is woven, the chemistry of the oil, the oil's viscosity and absorbency along with the structural aspects of the aluminum wire.
K&N invented the concept of washable, reusable filters more than 35 years ago. There is a great deal of engineering behind every K&N Filter. Each filter is custom designed to fit in the factory air box and requires no modifications.
K&N's 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.
Find K&N products for your vehicle using the K&N application search then use the K&N dealer search to find a K&N dealer in your part of the world.