Experience a boost in horsepower and torque with our premium K&N BMW 3 Series Intake Kit. Designed for performance enthusiasts, this system uses high-density polyethylene (HDPE) construction and advanced airflow technology to improve your BMW’s engine efficiency while remaining simple to install.

Key Features

• Durable HDPE rotationally molded tube for increased airflow
• Washable, reusable high-flow air filter with oiled cotton media
• Custom-designed heat shield that keeps intake air away from high engine bay temperatures
• Quick installation process – generally completed in under 60 minutes with long-lasting performance (up to 100,000 miles between filter services)

Installation & Fitment

Installation is straightforward with clear, step-by-step instructions provided in the linked installation guide. No special tools are needed beyond the basics, making this kit a great fit for both experienced enthusiasts and beginners alike. It’s engineered for models such as the BMW 323is, 325i, 325is, 328i, 328is, and various M3 configurations—ideal for those seeking a reliable BMW 3 Series performance intake upgrade.

Note

Some intake systems may not be legal for use on pollution-controlled vehicles in California. Please review the CARB status information for your specific model to ensure compliance.

For more performance parts, explore our Air Intake Systems collection.