K&N Replacement Air Filter (33-2305) BMW Z4M A no-fuss upgrade that delivers

A no-fuss upgrade that delivers real-world performance improvements — this combo is ideal if you want a sharper

One of the standout features of this product is the choice of spring pressures to suit your car

Please be aware the engine management light will come on and the glow plug light will flash

For vehicles up to mid-2008 on use PFF85-504R

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K&N Replacement Air Filter (33-2305) BMW Z4M A no-fuss upgrade that deliversK&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 No Hassle Lifetime Limited Warranty. K&N drop in replacement filters are designed to install easily into your