K&N Engineering Drop-In Air Filter Washable Reusable High-Flow E-3505

K&N Engineering Drop-In Air Filter — E-3505 Upgrade airflow and performance with the K&N E-3505 Drop-In Air Filter. Engineered with layered, oiled cotton media, this washable and reusable high-flow filter improves engine breathing while effectively capturing contaminants to help protect your engine. High-flow design: Increases airflow to support improved horsepower and throttle response. Washable & reusable: Built to last the life of your vehicle — clean, re-oil, and reinstall. Easy drop-in installation: Direct replacement for your factory air box with no modifications required. Durability & warranty: Backed by K&N’s 10-Year/Million Mile Limited Warranty for long-term confidence. Perfect for drivers who want simple, reliable performance gains without sacrificing filtration. The E-3505 blends proven filtration technology with hassle-free maintenance — a popular upgrade for everyday and performance vehicles. Buy with confidence: Experience superior airflow, improved performance, and long-term value with K&N’s most trusted drop-in filter.