Home› Emission Control > Sensors› Delphi AF10381 Mass Air Flow Sensor
Delphi AF10381 Mass Air Flow SensorOE Quality 60-Day Returns
Part #: AF10381

Delphi AF10381 Mass Air Flow Sensor

37 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$100.36Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: BMW, 128i, 328i, 328i xDrive, Z4, 528i, 528i xDrive, X3, X5, 328xi, and 528xi
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Mass Air Flow Sensor options

Delphi Mass Air Flow Sensor AF10381 Overview

The Delphi Mass Air Flow Sensor AF10381 is designed to provide accurate airflow measurement for BMW vehicles, including models like the 328i, 528i, X3, and Z4. This sensor ensures precise engine management by delivering reliable data to the vehicle's computer system.

  • Color: Black and silver
  • Terminal Type: Blade with 5 male terminals
  • Connector: Single female oval connector
  • Mounting Type: Bolt-on installation
  • Housing: Sensor probe only, no housing included
  • Wiring Harness: Not included
  • Package Contents: Mass air flow sensor probe and instruction sheet
  • Item Grade: Premium quality

Technical Details and Compatibility

The AF10381 mass air flow sensor from Delphi is engineered for direct replacement in select BMW models such as the 128i, 328i, 328i xDrive, 328xi, 528i, 528i xDrive, 528xi, X3, X5, and Z4. Featuring a bolt-on mounting type, this sensor is designed for straightforward installation without the need for additional housing or wiring harnesses. The sensor’s black and silver finish complements the OEM design, while the blade terminal type with five male terminals and a single female oval connector ensures secure electrical connections.

Common Applications and Problem Resolution

  • Restores accurate air intake measurement for optimal fuel injection
  • Resolves engine performance issues such as rough idling or stalling
  • Helps correct poor acceleration and reduced fuel efficiency
  • Addresses check engine light triggers related to airflow sensor faults
  • Improves overall engine responsiveness in compatible BMW models

Installation Notes and Tips

Installation of the Delphi AF10381 mass air flow sensor requires removal of the old sensor probe and bolt-on mounting of the new unit. Since the sensor does not include a housing or wiring harness, ensure the existing components are in good condition before installation. Use the provided instruction sheet for guidance and verify connector compatibility with the vehicle’s wiring. Proper handling of the sensor probe is important to avoid damage to the sensitive sensing elements.

Quality Assurance and Warranty

Delphi manufactures the AF10381 mass air flow sensor to meet premium quality standards, ensuring reliable performance and durability. This sensor undergoes rigorous testing to comply with OEM specifications for emission control sensors. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor.

BrandDelphi
Part NumberAF10381
ColorBlack and Silver
Connector GenderFemale
Connector Quantity1
Connector ShapeOval
Housing IncludedNo
Item GradePremium
Mounting TypeBolt-On
Package ContentsMass Air Flow Sensor - Probe Only, Instruction Sheet
Terminal GenderMale
Terminal Quantity5
Terminal TypeBlade
Wiring Harness IncludedNo

This part fits 37 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2013BMW128iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2013BMW328iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2013BMW328i xDriveN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2012BMW128iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2012BMW328iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2012BMW328i xDriveN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2011BMW128iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2011BMW328iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2011BMW328i xDriveN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2011BMWZ4sDrive30iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2010BMW128iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2010BMW328iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2010BMW328i xDriveN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2010BMW528iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2010BMW528i xDriveN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2010BMWX3xDrive30iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2010BMWX5xDrive30iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2010BMWZ4sDrive30iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2009BMW128iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2009BMW328iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2009BMW328i xDriveN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2009BMW528iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2009BMW528i xDriveN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2009BMWX3xDrive30iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2009BMWX5xDrive30iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2009BMWZ4sDrive30iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2008BMW128iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2008BMW328iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2008BMW328xiN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2008BMW528iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2008BMW528xiN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2008BMWX33.0siN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2008BMWX53.0siN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2007BMW328iN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2007BMW328xiN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2007BMWX33.0siN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.
2007BMWX53.0siN/ACompatible with vehicles with probe-only Mass Air Flow Sensors.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

13 62 7 551 6385WK97508Z74-50082DL-3089MA1124MA281MAF20192MAS0287MF21220NMQ6280XTP450082

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

Related Articles