BMW 3 Series 320i E91 Touring (2005 - 2012) 2.0L Mass Air Flow Sensor

Compatible with BMW 3 Series 320i E91 (2005 - 2012) models, this premium Mass Air Flow Sensor is designed to accurately measure incoming air volume, helping your engine maintain optimal performance and efficiency. Built as a direct-fit replacement, it delivers OEM-style precision and reliability, making it ideal for both professional mechanics and DIY vehicle owners.

Whether you’re addressing rough idling, poor fuel economy, or engine hesitation, this sensor provides consistent and dependable performance.

Compatibility

• Fitment Models: BMW 3 Series 320i E91 models from years 2005, 2006, 2007, 2008, 2009, 2010, 2011 and 2012. Compatible with Touring body style.
• Note: Fits 46B20BD, N46B20B, N46B20C and N43B20A engines.

Key Features

• Precise Airflow Measurement: Provides accurate data to the ECU for optimal fuel delivery and engine performance.
• Improved Fuel Efficiency: Helps maintain the correct air-fuel ratio to reduce fuel consumption.
• Smooth Engine Operation: Reduces hesitation, stalling, and rough idling issues.
• Reliable & Durable Design: Built to withstand heat, vibration, and demanding driving conditions.
• Easy Installation: Direct-fit replacement for quick and hassle-free installation with no modifications required.

Specification

• Condition: 100% Brand New
• Fitment: Direct Replacement
• Terminal Quantity: 5-Pin

Package Content

• 1 x Mass Air Flow Sensor

Ideal for BMW 3 Series owners looking for a reliable and cost-effective solution to restore proper engine response, fuel efficiency, and overall drivability.

As this component plays a vital role in engine performance and emissions control, please confirm compatibility with your specific vehicle before purchase. Professional installation is strongly recommended.