K&N 09-10 BMW 523i 3.0L-L6 Drop In Air Filter 'Fuel Pump' 4" T-304 Stainless Steel Black

4" T-304 Stainless Steel Black Chrome Tip

while it is in liquid state

For a stunning finish

Calibration Plug: A calibration plug is set to the factory oil level to prevent overfilling

K&N 09-10 BMW 523i 3.0L-L6 Drop In Air Filter 'Fuel Pump' 4" T-304 Stainless Steel BlackK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10 Year Million Mile Limited Warranty. K&N drop in replacement filters are designed to install easily into your