K&N Engineering Drop-In Air Filter for 2007-13 Nissan Altima 2.5L-4L

K&N Engineering Drop-In Washable & Reusable High-Flow Air Filter Brand: K&N Engineering Listing is for one K&N drop-in air filter for the 2007–2013 Nissan Altima 2.5L-4L. Upgrade your engine breathing with the K&N Drop-In High-Flow Air Filter — a washable, reusable performance filter engineered for improved airflow, long life, and easy installation into the factory air box. Key Benefits Improved Horsepower & Acceleration: Layered, oiled cotton media is engineered to increase airflow while maintaining excellent contaminant capture. Washable & Reusable: Built to last for the life of your vehicle — clean and reuse instead of replacing disposable filters. Simple Drop-In Fit: Direct replacement for your factory filter; no modification required for most applications. Durability & Warranty: Backed by K&N’s 10-Year/Million Mile Limited Warranty for long-term peace of mind. Why Choose K&N K&N combines advanced multi-layered cotton media with precision sealing to deliver superior airflow and reliable filtration. The result is consistent performance gains, reduced maintenance cost over time, and proven longevity trusted by enthusiasts and professionals. Specifications & Care Media: Oiled, layered cotton Service: Washable and re-oilable (K&N service kit recommended) Fitment: Drop-in design for direct replacement in compatible factory air boxes Upgrade to a K&N Drop-In High-Flow Air Filter today for better throttle response, lasting performance, and the convenience of a reusable design.