The K&N BMW Series N20 Air Intake System is designed to optimize airflow and deliver measurable performance gains for BMW 2-, 3-, and 4-Series vehicles equipped with N20 engines. By replacing the restrictive factory air filter assembly, this system enables your engine to breathe easier, unlocking improved horsepower and acceleration throughout the RPM range. It utilizes your vehicle's existing airbox space and features a removable lid for easy filter cleaning.

Key Features

• Improved Airflow Performance – Enhances engine breathing and delivers validated horsepower gains.
• Simple Installation – Typically completed in under 60 minutes using common tools.
• Removable, Washable Filter – Engineered for repeated cleaning and long-term durability.
• Lifetime Warranty – Covered by K&N’s No-Hassle Lifetime Limited Warranty.
• TUV Compliance – Meets current emissions and sound regulations for select models.

Specifications

• Injection Molded Airbox – Offers a durable, fully enclosed design for consistent performance.
• Custom Heat Shield – Improves thermal management under high-performance conditions.
• Direct Replacement – Precisely fits into the existing airbox space, ensuring an effortless upgrade.

For additional high-performance enhancements, visit our Air Intake Systems or check out our K&N Engineering collection.