DELPHI Lambda zonde ES21099-12B1

Compatible with VW POLO III (6N1) , VW LUPO I (6X1, 6E1) , SEAT IBIZA II (6K1) Show more info
This DELPHI Lambda zonde (ES21099-12B1) is designed to ensure optimal engine performance and fuel efficiency.
53.26 EUR
inc. VAT 21%
In stock 25
Delivery 1 day (15.05.2026)
PN ES21099-12B1
Make DELPHI
EAN 5012759575741

The DELPHI Lambda zonde, part number ES21099-12B1, is a critical component for modern vehicle emission control systems. It accurately measures the oxygen content in the exhaust gases, providing vital data to the engine control unit (ECU). By precisely monitoring the air-fuel ratio, this sensor allows the ECU to make real-time adjustments to fuel injection and ignition timing. This optimization is key to reducing harmful emissions and improving overall fuel economy. Engineered for durability and accuracy, the ES21099-12B1 ensures reliable operation under demanding engine conditions. Trust DELPHI for high-quality sensor technology that maintains your vehicle's performance and environmental compliance.

  • Direct fit for specified applications
  • Ensures accurate air-fuel ratio measurement
  • Contributes to reduced emissions
  • Improves fuel efficiency
  • Designed for long-lasting performance
  • High-quality construction by DELPHI
Cable length [mm]
465
Oxygen sensor
Wideband lambda sensor
Oxygen sensor
with heating
  • VW
    • POLO III (6N1)
      • 100 1.4 16V (74kW/100PS)
    • LUPO I (6X1, 6E1)
      • 1.4 16V (55kW/75PS)
      • 1.4 16V (74kW/100PS)
    • POLO (6N2)
      • 1.4 16V (55kW/75PS)
      • 1.4 16V (74kW/101PS)
    • POLO III CLASSIC (6V2)
      • 75 1.4 16V (55kW/75PS)
    • POLO Variant (6V5)
      • 1.4 16V (55kW/75PS)
    • CADDY II Furgons/minivens (9K9A)
      • 1.4 (55kW/75PS)
    • POLO IV (9N_, 9A_)
      • 1.4 16V (55kW/75PS)
    • POLO IV Sedans (9A4, 9A2, 9N2, 9A6)
      • 1.4 (55kW/75PS)
    • CADDY II Lielas ietilpības automobilis (9K9B)
      • 1.4 16V (55kW/75PS)
    • POLO Van Furgons/Universālis (6V5)
      • 1.4 (55kW/75PS)
  • SEAT
    • IBIZA II (6K1)
      • 1.4 16V (55kW/75PS)
    • CORDOBA (6K1, 6K2)
      • 1.4 16V (55kW/75PS)
    • CORDOBA Vario (6K5)
      • 1.4 16V (55kW/75PS)
      • 1.4 (74kW/101PS)
    • AROSA (6H1)
      • 1.4 16V (74kW/100PS)
    • INCA (6K9)
      • 1.4 16V (55kW/75PS)
    • IBIZA III (6L1)
      • 1.4 16V (55kW/75PS)
    • CORDOBA (6L2)
      • 1.4 16V (55kW/75PS)
  • SKODA
    • FABIA I (6Y2)
      • 1.4 16V (55kW/75PS)
    • FABIA I Combi (6Y5)
      • 1.4 16V (55kW/75PS)
    • FABIA I Sedans (6Y3)
      • 1.4 16V (55kW/75PS)
    • FABIA I Praktik (6Y5)
      • 1.4 (55kW/75PS)
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