We stock several replacement and performance drop-in air filters for your BMW. Replacing your intake filter (or filters, depending on vehicle) can improve your BMW's performance immediately.
Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product! This is a pair of Washable and Reusable High-Flow Air Filters, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10-Year/Million Mile Limited Warranty. Only needs cleaning every 50,000 miles under normal highway driving conditions Layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. K&N drop-in replacement filters are designed to install easily into your factory air box.
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