K&N Engineering's BMW 5 Series Performance Air Intake is a high-quality, high-flow drop-in replacement designed specifically for the 2004 model year. This air intake component is crafted to significantly enhance the air intake performance of your vehicle, promising improved horsepower and overall engine efficiency.

The core of this air intake system features K&N's signature washable and reusable High-Flow Air Filters. Utilizing state-of-the-art layered, oiled cotton media, these filters are engineered for optimal airflow while effectively capturing contaminants. This ensures that your engine receives cleaner, more abundant air, boosting performance and longevity. Designed for a perfect fit in your vehicle's factory air box, the K&N Air Filter provides a straightforward installation process. Each filter is built to last for the lifetime of your vehicle and is backed by K&N's notable 10-Year/Million Mile Limited Warranty.

Features

• Improves horsepower and engine efficiency
• Washable and reusable design
• High-flow cotton media for enhanced airflow
• Easy installation in factory air box
• 10-Year/Million Mile Limited Warranty

For automotive enthusiasts looking to maximize their BMW's performance, the K&N BMW 5 Series Performance Air Intake is an excellent choice. Should you have any questions or require assistance, feel free to reach out to us. We have two locations where we offer installation and customization services: Austin, Texas, and Los Angeles, California. Call us at 512-982-9393 for Austin or 562-981-6800 for Los Angeles. If you're considering purchasing multiple items, please contact us for potential shipping discounts. Installation services are available on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov