The aFe MagnumFORCE Intakes Stage-2 PDS AIS PDS BMW M3 (E46) 01-07 L6-3.2L is a performance air intake system designed to provide maximum airflow and power for your BMW M3. This system features a Pro-5R 5-Layer oiled cotton air filter and a one-piece black powder-coated heat shield for added protection. The intake tube is constructed from mandrel-bent aluminum for improved airflow and is designed to provide a hassle-free installation. This system is designed to provide increased horsepower, torque, and throttle response while improving fuel economy.