Enhance your vehicle's performance with the K&N Replacement Air Filter 33-2990, specifically designed to fit the 2012 BMW 320i and 328i models equipped with a 2.0L engine. This high-flow air filter features a layered, oiled cotton media that significantly improves airflow while effectively capturing contaminants. The result is not just improved air quality but also a noticeable increase in horsepower, ensuring your engine runs at its best. The K&N air filter is washable and reusable, making it an economical choice for car enthusiasts who value longevity and performance. Engineered for an easy drop-in installation, it fits seamlessly into your factory air box, allowing you to upgrade your vehicle*s air intake system with minimal effort. Backed by K&N's 10-Year/Million Mile Limited Warranty, this filter is designed to last throughout the life of your vehicle, providing superior engine protection and performance. <b>Features:</b> * High-flow design: Improves airflow and captures contaminants: High-flow design: Improves airflow and captures contaminants * Increases horsepower: Enhances engine performance: Increases horsepower: Enhances engine performance * Washable and reusable: Designed to last the lifespan of your vehicle: Washable and reusable: Designed to last the lifespan of your vehicle * Easy installation: Drop-in fit for factory air box: Easy installation: Drop-in fit for factory air box * Backed by K&N's 10-Year/Million Mile Limited Warranty: Backed by K&N's 10-Year/Million Mile Limited Warranty