Genuine BMW Air Mass Sensor (Part No. 13621438871)

The Air Mass Sensor (AMS), also known as the Mass Air Flow (MAF) sensor, is a critical component in your BMW's engine management system. It precisely measures the volume and density of air entering the engine, providing essential data to the Engine Control Unit (ECU) for calculating the correct fuel-air mixture. This accurate measurement is vital for efficient combustion and overall engine performance. A failing or faulty air mass sensor can lead to a variety of issues, including reduced fuel economy, rough idling, hesitation during acceleration, and even illumination of the 'Check Engine' light. Replacing a worn-out sensor with a high-quality unit restores proper engine function, ensuring smooth operation and consistent power delivery. This genuine BMW Air Mass Sensor (Part No. 13621438871) is engineered to meet the exact specifications and rigorous quality standards of your vehicle. Choosing an authentic BMW part guarantees perfect fitment, reliable performance, and long-lasting durability, helping to maintain your car's original factory performance. Restore your BMW's optimal engine performance and fuel efficiency with this essential replacement part. It's designed for direct fit and seamless integration, ensuring your vehicle runs as it should.

• Genuine BMW part for assured quality and compatibility
• Part No. 13621438871 ensures exact fitment for specified BMW models
• Restores optimal engine performance and responsiveness
• Improves fuel efficiency by ensuring correct air-fuel mixture
• Provides accurate air flow measurement to the ECU
• Direct replacement for easy installation
• Helps prevent common engine issues like rough idle and poor acceleration
• Engineered to meet BMW's stringent factory standards