The K&N 33-3079 is a premium drop-in replacement air filter engineered for select 2015-2024 BMW models, including the 530i, 540i, 740i, X3, X4, X5, X7, and 840i series. It fits directly into your factory airbox with no modifications required, making installation straightforward and hassle-free.
Built with multiple layers of oiled cotton gauze media, this filter delivers improved airflow to boost horsepower and acceleration while effectively blocking harmful contaminants. Its durable construction is designed to outlast 10 or more disposable filters over the lifetime of your vehicle.
Maintenance is minimal. Under normal highway driving conditions, cleaning is only required once every 75,000 miles. Backed by K&N’s No-Hassle Lifetime Limited Warranty, this USA-made filter is a cost-effective, eco-friendly upgrade for long-term engine performance.
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