Experience a noticeable boost in your BMW 545i 4.4L V8's performance with this high-flow, drop-in air filter by K&N. Designed for optimized airflow and improved horsepower, it delivers lasting results while reducing maintenance costs with its reusable, eco-friendly design.

Key Benefits

• Increased Horsepower: Enhances engine performance with superior airflow optimization.
• Reusable & Eco-Friendly: A washable design that minimizes waste and lowers long-term maintenance expenses.
• Easy Installation: Crafted as a drop-in replacement that fits perfectly into your factory air box.
• Reliable Warranty: Covered by K&N’s 10-Year/Million Mile Limited Warranty for peace of mind.

Technical Details

• Built with layered, oiled cotton media to effectively trap contaminants.
• Maintenance Interval: Clean every 75,000 miles or every 5 years to maintain peak performance.
• Specifically engineered for the BMW 545i 4.4L V8 to ensure the perfect balance between power and efficiency.

Installation & Fitment

This drop-in air filter is precisely designed for the BMW 545i’s 4.4L V8 configuration, providing an effortless upgrade for your vehicle. For additional options and advanced air filter technologies, visit our Air Filters - Drop In collection. Benefit from enhanced performance and cost savings with K&N’s trusted engineering.