K&N Engineering Drop-In High-Flow Washable Air Filter 33-2428

K&N Engineering Drop-In High-Flow Washable Air Filter 33-2428 Upgrade performance and protection with the K&N 33-2428 Drop-In High-Flow Washable Air Filter. Engineered with multi-layer oiled cotton media, this reusable filter improves airflow while trapping contaminants to help increase horsepower and throttle response. High-flow design: Optimized pleated cotton media for improved intake airflow and engine performance. Washable & reusable: Durable construction cleans easily and is engineered to last the life of your vehicle, reducing replacement waste and long-term cost. Easy drop-in fit: Designed to install directly into the factory air box for quick, hassle-free replacement. Proven durability: Backed by K&N’s 10-Year/Million Mile Limited Warranty for long-term confidence. Ideal for enthusiasts and everyday drivers seeking a simple performance upgrade, the 33-2428 delivers reliable filtration, enhanced airflow, and measurable gains. Replace your stock filter with K&N’s most popular drop-in option and enjoy improved engine efficiency and performance. Key specs: Drop-in fitment, oiled cotton media, washable/reusable, 10-Year/Million Mile Limited Warranty.