Holstein 2MAF0179 Mass Air Flow Sensor

Holstein Mass Air Flow Sensor

The Holstein 2MAF0179 mass air flow sensor is a sensor-only replacement for select BMW applications. It is built for direct replacement use on vehicles that need accurate airflow signal input for engine management.

Key Features

• Sensor-only mass air flow sensor for emission control applications
• Direct replacement format for select BMW fitments
• Supports precise airflow measurement for engine control systems
• Holstein Parts replacement component

Detailed Description

The Holstein 2MAF0179 is a mass air flow sensor for BMW models including X6, 550i, 550i GT, 550i GT xDrive, 550i xDrive, 650i, 650i xDrive, 750i, 750i xDrive, 750Li, 750Li xDrive, X5, and related applications. Fits 2008-2014 BMW X6, N/A; Fits 2006-2013 BMW 550i, N/A; Fits 2010-2013 BMW 550i GT, N/A; Fits 2010-2013 BMW 550i GT xDrive, N/A; Fits 2011-2013 BMW 550i xDrive, N/A; Fits 2006-2013 BMW 750Li, N/A; Fits 2006-2012 BMW 750i, N/A; Fits 2010-2012 BMW 750i xDrive, N/A; Fits 2010-2012 BMW 750Li xDrive, N/A; Fits 2011-2013 BMW X5, N/A. The sensor-only design makes it a focused replacement when the airflow sensing element is the service item being addressed. Part number 2MAF0179 is also referenced in cross-application catalogs under Bosch 0280218270 and Delphi AF10421.

What It Is Used For

• Replacing a failed airflow sensor that can trigger drivability concerns
• Restoring accurate air measurement for fuel and engine control
• Addressing rough idle or hesitation tied to incorrect airflow data
• Correcting airflow-related fault codes in emission control systems

Installation Notes and Tips

Verify the connector style and sensor-only application before installation. Confirm the BMW model, year, and engine-specific fitment against the vehicle catalog, since this part number applies to multiple 6-, 7-, and X-series configurations. Use the listed fitment notes to match the correct application for 2MAF0179.

Quality Assurance

Holstein Parts supplies replacement sensors for emission control applications with fitment coverage across multiple BMW platforms. Part number 2MAF0179 is cataloged for direct replacement use in the applications listed above.