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DelphiPart #: AF10420

Delphi AF10420 Mass Air Flow Sensor

Name: Delphi AF10420 Mass Air Flow Sensor
Brand: Delphi
SKU: BBMX-AF10420
Price: 142.01 USD
Availability: InStock

129 vehicles fit this part

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OE Direct Replacement — Bolt-on fit, no modifications needed

Fitment: BMW and Mini, M2, Cooper, Cooper Clubman, Cooper Countryman, i8, M4, M6 Gran Coupe, 320i, 320i xDrive, M3, M6, X1, X2, X4, X5, X3, 228i, 228i xDrive, 328i, 328i GT xDrive, 328i xDrive, 428i, 428i Gran Coupe, 428i xDrive, 428i xDrive Gran Coupe, 528i, 528i xDrive, M5, and Z4

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Not what you need? See all Mass Air Flow Sensor options

Delphi Mass Air Flow Sensor for BMW and Mini Vehicles

The Delphi AF10420 Mass Air Flow Sensor is designed to provide accurate airflow measurement for a range of BMW and Mini models. This sensor ensures optimal engine performance by delivering precise data to the engine control unit, helping maintain efficient fuel combustion and emissions control.

Color: Black and silver finish for durability
Mounting Type: Bolt-on installation for secure fit
Connector Quantity: Single oval female connector with 4 male blade terminals
Terminal Type: Blade terminals for reliable electrical connection
Housing Included: No, probe only design
Wiring Harness Included: No
Item Grade: Standard replacement quality
Package Contents: Mass air flow sensor probe and instruction sheet

Technical Details and Compatibility

The Delphi AF10420 mass air flow sensor features a bolt-on mounting type, making installation straightforward on compatible vehicles. It includes a single oval-shaped female connector with four male blade terminals, ensuring a secure and stable electrical connection. The sensor’s black and silver color scheme reflects its durable construction, designed to withstand engine bay conditions. This sensor is a standard replacement part, providing reliable performance without the need for additional housing or wiring harnesses.

This sensor is compatible with a wide range of BMW and Mini models, including but not limited to the BMW 228i, 320i, 328i, 428i, 528i, M2, M3, M4, M5, M6, X1, X3, X5, and Z4, as well as Mini Cooper, Cooper Clubman, and Cooper Countryman. The part number AF10420 ensures you receive the correct sensor for these specific vehicles.

Common Applications and Problem Resolution

Helps resolve engine performance issues related to inaccurate airflow readings
Addresses rough idling and stalling caused by faulty mass air flow sensors
Improves fuel efficiency by providing precise air intake data
Reduces emissions by supporting proper air-fuel mixture control
Eliminates check engine light triggers related to mass air flow sensor faults

Installation Notes and Tips

Installation of the Delphi AF10420 mass air flow sensor requires removal of the old sensor and bolt-on mounting of the new unit. Ensure the connector is properly aligned with the oval female connector and that all four blade terminals are securely engaged. Since the sensor does not include a wiring harness or housing, verify that existing components are in good condition before installation. Follow the included instruction sheet for detailed guidance.

Quality Assurance and Warranty

Delphi provides this mass air flow sensor as a standard replacement part, manufactured to meet OEM specifications for fit and function. While specific warranty details are not provided, Delphi parts typically undergo rigorous quality control to ensure reliability and durability in emission control applications.

Brand	Delphi
Part Number	AF10420
Color	Black and Silver
Connector Gender	Female
Connector Quantity	1
Connector Shape	Oval
Housing Included	No
Item Grade	Standard Replacement
Mounting Type	Bolt-On
Package Contents	Mass Air Flow Sensor - Probe Only, Instruction Sheet
Terminal Gender	Male
Terminal Quantity	4
Terminal Type	Blade
Wiring Harness Included	No

This part fits 129 vehicles. Search below:

Year	Make	Model	Submodel	Liters	Cylinders	Position	Notes
2021	BMW	M2				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2021	Mini	Cooper				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2021	Mini	Cooper Clubman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2021	Mini	Cooper Countryman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2020	BMW	i8				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2020	BMW	M2				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2020	BMW	M4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2020	Mini	Cooper				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2020	Mini	Cooper Clubman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2020	Mini	Cooper Countryman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2019	BMW	i8				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2019	BMW	M2				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2019	BMW	M4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2019	BMW	M6 Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2019	Mini	Cooper				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2019	Mini	Cooper Clubman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2019	Mini	Cooper Countryman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	BMW	320i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	BMW	320i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	BMW	M3				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	BMW	M4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	BMW	M6				N/A	Probe Only; Includes Seal
2018	BMW	M6 Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	BMW	X1				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	BMW	X2				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	BMW	X4				N/A	Probe Only; Includes Seal
2018	BMW	X5				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	Mini	Cooper				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	Mini	Cooper Clubman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2018	Mini	Cooper Countryman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	320i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	320i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	i8				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	M3				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	M4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	M6				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	M6 Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	X1				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	X3				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	X4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	BMW	X5				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	Mini	Cooper				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	Mini	Cooper Clubman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2017	Mini	Cooper Countryman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	228i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	228i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	320i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	320i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	328i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	328i GT xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	328i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	428i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	428i Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	428i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	428i xDrive Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	528i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	528i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	i8				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	M3				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	M4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	M5				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	M6				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	M6 Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	X1				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	X3				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	X4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	X5				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	BMW	Z4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	Mini	Cooper				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2016	Mini	Cooper Clubman				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	228i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	228i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	320i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	320i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	328i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	328i GT xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	328i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	428i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	428i Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	428i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	428i xDrive Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	528i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	528i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	i8				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	M3				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	M4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	M5				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	M6				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	M6 Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	X1				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	X3				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	X4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	BMW	Z4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2015	Mini	Cooper				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	228i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	320i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	320i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	328i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	328i GT xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	328i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	428i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	428i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	528i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	528i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	i8				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	M5				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	M6				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	M6 Gran Coupe				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	X1				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	X3				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	BMW	Z4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2014	Mini	Cooper				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	320i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	320i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	328i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	328i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	528i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	528i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	M5				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	M6				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	X1				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	X3				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2013	BMW	Z4				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2012	BMW	328i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2012	BMW	528i				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2012	BMW	528i xDrive				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2012	BMW	M6				N/A	Compatible with vehicles with probe-only Mass Air Flow Sensors.
2012	BMW	X1	xDrive28i	2.0L	L4	N/A
2012	BMW	Z4				N/A	Compatible 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:

028021826713 62 7 602 03874-51010MA1170MAS0338MF21220NMQ6402

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