Mass Air Flow Sensor

Compatible with BMW 3 Touring (E91) , BMW 3 (E90) , BMW 7 (E65, E66, E67) Show more info
Measures the amount of air entering the engine, crucial for optimal fuel mixture and performance.
53.46 EUR
inc. VAT 21%
In stock 4
Delivery 1 day (29.06.2026)
PN 502 374
Make TOPRAN

This Mass Air Flow (MAF) sensor from TOPRAN is designed to accurately measure the volume and density of air entering your vehicle's engine. Proper functioning of the MAF sensor is essential for the engine control unit (ECU) to calculate the correct amount of fuel to inject, ensuring efficient combustion and optimal performance. A faulty MAF sensor can lead to various drivability issues, including rough idling, hesitation, poor acceleration, and increased fuel consumption. Replacing a malfunctioning sensor with this direct-fit component can restore your engine's performance and fuel economy. Crafted with quality materials, this sensor is built to meet or exceed original equipment specifications, providing a reliable solution for your vehicle's air intake system.

  • Direct-fit MAF sensor for seamless installation.
  • Ensures accurate air intake measurement for optimal fuel-air ratio.
  • Helps maintain smooth engine operation and consistent power delivery.
  • Restores performance and fuel efficiency if the original sensor is faulty.
  • Durable construction for long-lasting reliability.
  • Designed to meet or exceed OEM specifications.
Housing type
with housing
Housing material
Plastic
Number of pin contacts
4
recommended repair extension
Air filter
  • BMW
    • 3 Touring (E91)
      • 318 d (100kW/136PS)
      • 320 d (130kW/177PS)
      • 320 d xDrive (130kW/177PS)
    • 3 (E90)
      • 318 d (100kW/136PS)
      • 320 d (130kW/177PS)
      • 320 d xDrive (130kW/177PS)
      • 316 d (85kW/116PS)
    • 7 (E65, E66, E67)
      • 740 d (190kW/258PS)
      • 745 d (220kW/300PS)
    • 3 Coupe (E92)
      • 320 d (130kW/177PS)
      • 320 d xDrive (130kW/177PS)
    • 1 (E81)
      • 118 d (105kW/143PS)
      • 120 d (130kW/177PS)
      • 123 d (150kW/204PS)
      • 116 d (85kW/116PS)
    • 1 Coupe (E82)
      • 120 d (130kW/177PS)
      • 123 d (150kW/204PS)
      • 118 d (105kW/143PS)
    • 1 Kabriolets (E88)
      • 120 d (130kW/177PS)
      • 118 d (105kW/143PS)
      • 123 d (150kW/204PS)
    • 3 Kabriolets (E93)
      • 320 d (130kW/177PS)
    • X1 (E84)
      • sDrive 18 d (105kW/143PS)
      • xDrive 18 d (105kW/143PS)
      • xDrive 20 d (130kW/177PS)
      • sDrive 20 d (130kW/177PS)
      • xDrive 23 d (150kW/204PS)
    • 1 (E87)
      • 116 d (85kW/116PS)
      • 118 d (105kW/143PS)
      • 120 d (130kW/177PS)
      • 123 d (150kW/204PS)
Menu
Call Us
0 Updated