Mass Air Flow Sensor

Compatible with MERCEDES-BENZ E-CLASS T-Model (S211) , MERCEDES-BENZ E-CLASS (W211) , MERCEDES-BENZ C-CLASS Coupe (CL203) Show more info
HELLA Mass Air Flow Sensor for precise air intake measurement. Ensures optimal engine performance and fuel efficiency.
117.77 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (23.03.2026)
PN 8ET009149421
Make HELLA
EAN 4082300665024

This HELLA Mass Air Flow (MAF) Sensor, part number 8ET 009 149-421, is designed to accurately measure the amount of air entering the engine's intake manifold. By providing this critical data to the engine control unit (ECU), it allows for precise fuel injection adjustments. Proper functioning of the MAF sensor is essential for maintaining optimal engine performance, smooth idling, and good fuel economy. A faulty MAF sensor can lead to various drivability issues, including poor acceleration, engine misfires, and increased emissions. HELLA is a trusted brand known for its high-quality automotive components. This sensor is manufactured to meet stringent industry standards, ensuring reliable and long-lasting performance for your vehicle.

  • Direct fit for specific vehicle applications
  • Ensures accurate air intake measurement
  • Optimizes fuel-air mixture for performance
  • Improves fuel efficiency
  • Reduces emissions
  • High-quality construction by HELLA
  • Replaces OE part number
Mounting type
Short pipe
Number of pin contacts
5
Inlet pipe connection diameter [mm]
82
Substance of Very High Concern
7439-92-1; lead
  • MERCEDES-BENZ
    • E-CLASS T-Model (S211)
      • E 220 T CDI (120kW/163PS)
      • E 220 T CDI (211.206) (110kW/150PS)
      • E 270 T CDI (211.216) (130kW/177PS)
      • E 320 T CDI (211.226) (150kW/204PS)
      • E 280 T CDI (211.223) (130kW/177PS)
      • E 220 T CDI (211.208) (125kW/170PS)
      • E 220 CDI (211.206) (100kW/136PS)
      • E 200 CDI (211.207) (100kW/136PS)
      • E 270 T CDI (211.216) (120kW/163PS)
    • E-CLASS (W211)
      • E 220 CDI (120kW/163PS)
      • E 220 CDI (211.006) (110kW/150PS)
      • E 270 CDI (211.016) (130kW/177PS)
      • E 200 CDI (211.004) (75kW/102PS)
      • E 200 CDI (211.004) (90kW/122PS)
      • E 320 CDI (211.026) (150kW/204PS)
      • E 280 CDI (211.023) (130kW/177PS)
      • E 200 CDI (211.007) (100kW/136PS)
      • E 220 CDI (211.008) (125kW/170PS)
      • E 220 CDI (211.006) (100kW/136PS)
      • E 270 CDI (211.016) (120kW/163PS)
    • C-CLASS Coupe (CL203)
      • C 220 CDI (203.706) (105kW/143PS)
      • C 30 CDI AMG (203.718) (170kW/231PS)
      • C 200 CDI (203.707) (90kW/122PS)
      • C 220 CDI (203.708) (110kW/150PS)
    • C-CLASS (W203)
      • C 200 CDI (203.004) (75kW/102PS)
      • C 30 CDI AMG (203.018) (170kW/231PS)
      • C 200 CDI (203.007) (90kW/122PS)
      • C 220 CDI (203.008) (110kW/150PS)
    • C-CLASS T-Model (S203)
      • C 200 CDI (203.204) (75kW/102PS)
      • C 30 CDI AMG (203.218) (170kW/231PS)
      • C 200 CDI (203.207) (90kW/122PS)
      • C 220 CDI (203.208) (110kW/150PS)
    • CLK (C209)
      • CLK 220 CDI (209.308) (110kW/150PS)
      • CLK 220 CDI (209.308) (100kW/136PS)
    • C-CLASS T-Model (S204)
      • C 200 CDI (204.207) (100kW/136PS)
      • C 220 CDI (204.208) (125kW/170PS)
      • C 220 CDI (204.208) (120kW/163PS)
    • CLC-CLASS (CL203)
      • CLC 200 CDI (203.707) (90kW/122PS)
      • CLC 220 CDI (203.708) (110kW/150PS)
    • C-CLASS (W204)
      • C 220 CDI (204.008) (120kW/163PS)
0 Updated