Mass Air Flow Sensor

Compatible with ALFA ROMEO 159 (939_) , OPEL ASTRA H (A04) , ALFA ROMEO BRERA (939_) Show more info
Measures the amount of air entering the engine, crucial for optimal fuel mixture and performance.
96.05 EUR
inc. VAT 21%
In stock 3
Delivery 1 day (26.03.2026)
PN 707759320
Make PIERBURG
EAN 4028977881596

This Mass Air Flow (MAF) sensor from PIERBURG is designed to accurately measure the volume and density of air entering your vehicle's engine. By providing this critical data to the engine control unit (ECU), it enables precise adjustments to the fuel injection and ignition timing. Proper functioning of the MAF sensor is essential for maintaining engine efficiency, reducing emissions, and ensuring smooth power delivery. A faulty sensor can lead to poor fuel economy, rough idling, hesitation, and check engine lights. PIERBURG is a trusted name in engine management components, known for quality and reliability. This sensor is engineered to meet or exceed original equipment specifications, ensuring a proper fit and dependable operation.

  • Accurate air volume and density measurement
  • Essential for optimal fuel-air mixture
  • Improves engine performance and fuel efficiency
  • Helps reduce harmful emissions
  • Direct fit for easy installation
  • Durable construction for long service life
  • Manufactured by PIERBURG, a reputable brand
Operating mode
electric
Voltage [V]
1/2"
  • ALFA ROMEO
    • 159 (939_)
      • 1.9 JTS (939AXA1B) (118kW/160PS)
      • 2.2 JTS (939AXB1B, 939AXB11) (136kW/185PS)
    • BRERA (939_)
      • 2.2 JTS (939.DXB11) (136kW/185PS)
    • 159 Sportwagon (939_)
      • 1.9 JTS (939BXA1B) (118kW/160PS)
      • 2.2 JTS (939BXB1B, 939BXB11) (136kW/185PS)
    • SPIDER (939_)
      • 2.2 JTS (939EXB1B, 939EXB11) (136kW/185PS)
  • OPEL
    • ASTRA H (A04)
      • 2.0 Turbo (L48) (177kW/240PS)
    • ZAFIRA / ZAFIRA FAMILY B (A05)
      • 2.0 (M75) (177kW/241PS)
    • ASTRA H GTC (A04)
      • 2.0 Turbo (L08) (177kW/240PS)
VAUXHALL
ALFA ROMEO
GENERAL MOTORS
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