The K&N Engineering Replacement Air Filter for BMW E90 series vehicles is a high-performance filter designed to improve airflow and filtration efficiency. Compatible with models from 2005 to 2025, including the 325i and 330i with 2.0L and 3.0L engines, this filter is engineered to enhance engine breathing, supporting increased horsepower and torque. Constructed with premium materials, it features a durable, washable, and reusable design that ensures long-lasting performance and easy maintenance. The filter's advanced filtration media captures harmful particles while allowing maximum airflow, contributing to improved engine responsiveness and efficiency. Its precise fit and high-quality build make it an ideal upgrade for enthusiasts seeking reliable performance and enhanced engine protection.

This replacement air filter is a direct fit for BMW E90 models within the specified years and engine configurations. It serves as a straightforward, bolt-on upgrade that requires no additional modifications for installation. Suitable for street and spirited driving, it helps maintain optimal engine performance under various conditions. The kit includes the filter element itself, designed to fit seamlessly into the stock air intake system. Whether for daily driving or performance tuning, this filter supports consistent airflow and filtration, ensuring your engine remains clean and responsive over time. It is an excellent choice for BMW owners looking to maximize their vehicle’s performance with a durable, reusable filter.