Mass Air Flow Sensor

Compatible with BMW 7 (E65, E66, E67) , BMW 3 Compact (E46) , BMW 3 (E46) Show more info
Measures the amount of air entering the engine, crucial for optimal fuel mixture and performance.
143.76 EUR
inc. VAT 21%
In stock 7
Delivery 1 day (31.03.2026)
PN 718221050
Make PIERBURG
EAN 4028977939754

This Mass Air Flow (MAF) sensor from PIERBURG is designed to accurately measure the volume and density of air entering the engine's intake system. This data is vital for the engine control unit (ECU) to calculate the correct amount of fuel to inject, ensuring efficient combustion and optimal engine performance. Proper functioning of the MAF sensor is essential for maintaining smooth idling, responsive acceleration, and good fuel economy. A faulty sensor can lead to various drivability issues, including poor performance, increased fuel consumption, and illuminated check engine lights. PIERBURG is a reputable brand known for its quality engine management components. This sensor is engineered to meet or exceed original equipment specifications, providing a reliable solution for your vehicle's air intake system.

  • Accurately measures airflow into the engine
  • Ensures correct fuel-air mixture for optimal performance
  • Supports efficient combustion and fuel economy
  • Helps maintain smooth idling and acceleration
  • Direct fit for seamless installation
  • High-quality component from PIERBURG
  • Replaces original equipment part number 7.18221.05.0
Operating mode
electric
Voltage [V]
1/2"
  • BMW
    • 7 (E65, E66, E67)
      • 730 d (155kW/211PS)
      • 730 d (160kW/218PS)
      • 730 Ld (170kW/231PS)
    • 3 Compact (E46)
      • 320 td (110kW/150PS)
      • 318 td (85kW/115PS)
    • 3 (E46)
      • 320 d (110kW/150PS)
      • 330 d (150kW/204PS)
      • 330 xd (150kW/204PS)
      • 318 d (85kW/116PS)
    • 3 Touring (E46)
      • 320 d (110kW/150PS)
      • 330 d (150kW/204PS)
      • 330 xd (150kW/204PS)
      • 318 d (85kW/116PS)
    • 3 Coupe (E46)
      • 330 Cd (150kW/204PS)
      • 320 Cd (110kW/150PS)
    • 5 (E60)
      • 530 d (160kW/218PS)
      • 525 d (130kW/177PS)
      • 520 d (120kW/163PS)
      • 530 d (170kW/231PS)
      • 530 xd (170kW/231PS)
      • 525 d (120kW/163PS)
      • 520 d (110kW/150PS)
      • 525 d (145kW/197PS)
      • 530 d (173kW/235PS)
      • 530 xd (173kW/235PS)
      • 525 xd (145kW/197PS)
      • 525 d xDrive (145kW/197PS)
      • 530 d xDrive (173kW/235PS)
      • 530 d (155kW/211PS)
    • X5 (E53)
      • 3.0 d (160kW/218PS)
    • 5 Touring (E61)
      • 530 d (160kW/218PS)
      • 525 d (130kW/177PS)
      • 530 d (170kW/231PS)
      • 530 xd (170kW/231PS)
      • 520 d (120kW/163PS)
      • 525 d (120kW/163PS)
      • 520 d (110kW/150PS)
      • 525 d (145kW/197PS)
      • 530 d (173kW/235PS)
      • 530 xd (173kW/235PS)
      • 525 xd (145kW/197PS)
      • 525 d xDrive (145kW/197PS)
      • 530 d xDrive (173kW/235PS)
    • X3 (E83)
      • 3.0 d (150kW/204PS)
      • 2.0 d (110kW/150PS)
      • 3.0 d (160kW/218PS)
    • 3 Kabriolets (E46)
      • 320 Cd (110kW/150PS)
      • 330 Cd (150kW/204PS)
    • 3 (E90)
      • 320 d (120kW/163PS)
      • 318 d (90kW/122PS)
      • 330 d (170kW/231PS)
      • 330 xd (170kW/231PS)
      • 320 d (110kW/150PS)
      • 325 d (145kW/197PS)
    • 3 Touring (E91)
      • 320 d (120kW/163PS)
      • 330 d (170kW/231PS)
      • 330 xd (170kW/231PS)
      • 318 d (90kW/122PS)
      • 320 d (110kW/150PS)
      • 325 d (145kW/197PS)
    • 3 Coupe (E92)
      • 330 d (170kW/231PS)
      • 330 xd (170kW/231PS)
      • 325 d (145kW/197PS)
    • 3 Kabriolets (E93)
      • 330 d (170kW/231PS)
      • 325 d (145kW/197PS)
    • X5 (E70)
      • 3.0 d (173kW/235PS)
      • xDrive 30 d (173kW/235PS)
      • 3.0 3.0d (155kW/211PS)
      • xDrive 30 d (155kW/211PS)
    • X6 (E71, E72)
      • xDrive 30 d (173kW/235PS)
    • 1 (E87)
      • 118 d (90kW/122PS)
      • 120 d (120kW/163PS)
      • 120 d (110kW/150PS)
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