K&N Engineering Drop-In Air Filter Washable Reusable High-Flow 33-2445

K&N Engineering Drop-In Air Filter — Model 33-2445 Upgrade airflow & protect your engine. The K&N 33-2445 is a washable, reusable drop-in high-flow air filter engineered with layered, oiled cotton media to maximize airflow while trapping harmful contaminants. Key Benefits Improved performance: Engineered to increase horsepower and throttle response. Long-lasting: Reusable design built to last for the life of your vehicle. Easy installation: Drop-in replacement fits your factory air box with no modification. Cost-effective: Clean and reuse — reduces long-term filter replacement costs. Warranty-backed: Covered by K&N’s 10-Year/Million Mile Limited Warranty. Product Details Constructed from multi-layer oiled cotton media and a durable frame, the 33-2445 balances high airflow and efficient filtration. Ideal for enthusiasts who want reliable protection without sacrificing performance. Why choose K&N 33-2445? It’s the most popular K&N drop-in filter for drivers seeking a simple, effective upgrade: improved horsepower, washable convenience, and proven longevity.