K&N Replacement Air Filter - High-Flow for BMW 525I L6-2.5L 24V (M50) 33-2078

K&N replacement air filters are designed to enhance horsepower and acceleration while maintaining superior filtration. With over 1,200 distinct replacement air filters available, we cater to the majority of vehicles on the road. These filters are washable and reusable, custom-engineered to fit seamlessly into your existing factory air box. Their drop-in design facilitates effortless performance enhancement. In most vehicles, simply remove the disposable air filter and replace it with a K&N. Refer to the applicable instruction sheet for detailed guidance. Our stock replacement air filters for street vehicles are covered by our renowned K&N Million-Mile Limited Warranty, ensuring they will be the last air filter your vehicle will ever require. K&N washable, reusable High-Flow Air Filters feature a cutting-edge design of layered, oiled cotton media engineered to optimize airflow and capture contaminants, resulting in increased horsepower. Each performance air filter is reusable, designed to endure 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 engineered for easy installation into your factory air box.

Installation Instructions

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