DELPHI Mass Air Flow Sensor AF10728-12B1

Compatible with BMW 3 (E46) , BMW 7 (E38) , BMW 5 (E39) Show more info
This DELPHI Mass Air Flow Sensor (AF10728-12B1) is designed to accurately measure the amount of air entering your engine.
57.76 EUR
inc. VAT 21%
In stock 11
Delivery 1 day (15.05.2026)
PN AF10728-12B1
Make DELPHI
EAN 5012759573013

The DELPHI Mass Air Flow Sensor (AF10728-12B1) plays a crucial role in your vehicle's engine management system. By precisely measuring the volume and density of air entering the engine, it provides vital data to the engine control unit (ECU). This data allows the ECU to calculate the optimal amount of fuel to inject for efficient combustion. A properly functioning MAF sensor ensures smooth engine performance, optimal fuel economy, and reduced emissions. This specific sensor, part number AF10728-12B1 from DELPHI, is engineered for reliable and accurate air flow measurement. Replacing a faulty Mass Air Flow sensor can resolve issues such as rough idling, poor acceleration, decreased fuel efficiency, and check engine lights. Ensure your engine receives the correct air-fuel mixture for peak performance and longevity with this quality DELPHI component.

  • Brand: DELPHI
  • Part Code: AF10728-12B1
  • Type: Mass Air Flow Sensor
  • Ensures accurate air intake measurement
  • Optimizes fuel injection for better performance
  • Contributes to improved fuel economy
  • Helps reduce emissions
  • Direct fit for compatible vehicles
Housing type
with housing
Number of pin contacts
5
Type of connector
Connector plug
Voltage [V]
1/2"
recommended repair extension
Air filter
  • BMW
    • 3 (E46)
      • 320 d (100kW/136PS)
      • 330 d (135kW/184PS)
      • 330 xd (135kW/184PS)
      • 320 d (110kW/150PS)
      • 318 d (85kW/116PS)
      • 318 d (85kW/116PS)
    • 7 (E38)
      • 730 d (135kW/184PS)
      • 730 d (142kW/193PS)
    • 5 (E39)
      • 530 d (135kW/184PS)
      • 520 d (100kW/136PS)
      • 525 d (120kW/163PS)
      • 530 d (142kW/193PS)
    • 5 Touring (E39)
      • 530 d (135kW/184PS)
      • 520 d (100kW/136PS)
      • 525 d (120kW/163PS)
      • 530 d (142kW/193PS)
    • 3 Touring (E46)
      • 320 d (100kW/136PS)
      • 330 d (135kW/184PS)
      • 330 xd (135kW/184PS)
      • 320 d (110kW/150PS)
      • 318 d (85kW/115PS)
      • 318 d (85kW/116PS)
    • X5 (E53)
      • 3.0 d (135kW/184PS)
    • 3 Compact (E46)
      • 320 td (110kW/150PS)
      • 318 td (85kW/115PS)
    • 3 Coupe (E46)
      • 320 Cd (110kW/150PS)
    • 3 Kabriolets (E46)
      • 320 Cd (110kW/150PS)
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