DELPHI Lambda zonde ES21114-12B1

Compatible with SEAT LEON (5F1) , SEAT LEON ST (5F8) , VW GOLF VII (5G1, BQ1, BE1, BE2) Show more info
High-quality Lambda sensor designed for optimal engine performance and fuel efficiency. Ensures accurate exhaust gas monitoring for emissions control.
54.16 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (18.05.2026)
PN ES21114-12B1
Make DELPHI
EAN 5012759575895

The DELPHI Lambda zonde ES21114-12B1 is engineered to provide precise oxygen measurements in your vehicle's exhaust system. This critical component plays a vital role in the engine's air-fuel ratio management, directly impacting performance, fuel economy, and emissions. By accurately detecting the oxygen content, this sensor allows the engine control unit (ECU) to make real-time adjustments to the fuel injection and ignition timing. This leads to a more efficient combustion process, reducing harmful emissions and helping your vehicle meet environmental standards. Crafted with durable materials and advanced technology, the ES21114-12B1 is built for reliability and longevity. Its direct-fit design ensures straightforward installation, making it a convenient replacement for your worn or faulty oxygen sensor.

  • Ensures accurate air-fuel ratio for optimal engine performance.
  • Contributes to improved fuel efficiency.
  • Helps reduce harmful exhaust emissions.
  • Designed for reliable and long-lasting operation.
  • Direct-fit for easy installation.
  • Manufactured by DELPHI, a trusted name in automotive parts.
  • Part code: ES21114-12B1.
Cable length [mm]
455
Oxygen sensor
Wideband lambda sensor
Oxygen sensor
with heating
  • SEAT
    • LEON (5F1)
      • 1.0 TSI (85kW/115PS)
      • 1.5 TSI (96kW/130PS)
      • 1.0 TSi (63kW/86PS)
      • 1.5 TGi (96kW/131PS)
    • LEON ST (5F8)
      • 1.0 TSI (85kW/115PS)
      • 1.5 TSI (96kW/130PS)
      • 1.5 TGi (96kW/131PS)
      • 1.0 TSi (63kW/86PS)
    • IBIZA V (KJ1, KJG)
      • 1.0 TSI (70kW/95PS)
      • 1.0 TSI (85kW/116PS)
      • 1.5 TSI (110kW/150PS)
      • 1.0 TGI (66kW/90PS)
    • ARONA (KJ7, KJP)
      • 1.0 TSI (70kW/95PS)
      • 1.0 TSI (85kW/116PS)
      • 1.0 TGi (66kW/90PS)
  • VW
    • GOLF VII (5G1, BQ1, BE1, BE2)
      • 1.0 TSI (85kW/115PS)
      • 1.0 TSI (63kW/86PS)
      • 1.5 TSI (110kW/150PS)
      • 1.5 TSI (96kW/130PS)
      • 1.5 TGI (96kW/130PS)
    • GOLF VII Variant (BA5, BV5)
      • 1.5 TSI (110kW/150PS)
      • 1.5 TSI (96kW/130PS)
      • 1.5 TGI (96kW/131PS)
    • POLO VI (AW1, BZ1, AE1)
      • 1.0 TSI (70kW/95PS)
      • 1.0 TSI (85kW/116PS)
      • 1.0 TGI (66kW/90PS)
      • 1.5 TSI (110kW/150PS)
    • GOLF SPORTSVAN VII (AM1, AN1)
      • 1.5 TSI (110kW/150PS)
      • 1.5 TSI (96kW/130PS)
    • T-ROC (A11, D11)
      • 1.0 TSI (85kW/116PS)
      • 1.5 TSI (110kW/150PS)
      • 1.5 TSI 4motion (110kW/150PS)
    • ARTEON (3H7, 3H8)
      • 1.5 TSI (110kW/150PS)
    • T-CROSS (C11, D31)
      • 1.0 TSi (70kW/95PS)
      • 1.0 TSi (85kW/116PS)
      • 1.5 TSI (110kW/150PS)
    • TOURAN (5T1)
      • 1.0 TSI (85kW/116PS)
    • T-ROC Kabriolets (AC7, AC8)
      • 1.0 TSI (85kW/116PS)
    • ARTEON SHOOTING BRAKE (3H9)
      • 1.5 TSi (110kW/150PS)
    • GOLF VIII (CD1, DA1)
      • 1.4 TSI (110kW/150PS)
    • TAIGO (CS1)
      • 1.5 TSI (110kW/150PS)
      • 1.0 TSI (85kW/116PS)
  • AUDI
    • A3 Sportback (8VA, 8VF)
      • 1.0 TFSI (85kW/115PS)
      • 1.5 TFSI (110kW/150PS)
      • 30 TFSI (85kW/116PS)
      • 35 TFSI (110kW/150PS)
      • 30 g-tron (96kW/131PS)
    • A3 Limousine (8VS, 8VM)
      • 1.0 TFSI (85kW/115PS)
      • 1.5 TFSI (110kW/150PS)
      • 30 TFSI (85kW/115PS)
      • 35 TFSI (110kW/150PS)
    • A3 (8V1, 8VK)
      • 1.5 TFSI (110kW/150PS)
    • A3 Kabriolets (8V7, 8VE)
      • 1.5 TFSI (110kW/150PS)
      • 35 TFSI (110kW/150PS)
    • A1 Sportback (GBA)
      • 30 TFSI (85kW/116PS)
      • 25 TFSI (70kW/95PS)
      • 35 TFSI (110kW/150PS)
    • A1 City Carver (GBH)
      • 25 TFSI (70kW/95PS)
      • 30 TFSI (85kW/116PS)
      • 35 TFSI (110kW/150PS)
    • A3 Limousine (8YS, 8YM)
      • 35 TFSi (110kW/150PS)
    • A3 Sportback (8YA, 8YF)
      • 35 TFSi (110kW/150PS)
    • A1 Allstreet (GBH)
      • 35 TFSI (110kW/150PS)
      • 30 TFSI (85kW/116PS)
  • SKODA
    • KAROQ (NU7, ND7)
      • 1.5 TSI (110kW/150PS)
      • 1.5 TSI 4x4 (110kW/150PS)
    • OCTAVIA III (5E3, NL3, NR3)
      • 1.5 TSI (110kW/150PS)
    • OCTAVIA III Combi (5E5, 5E6)
      • 1.5 TSI (110kW/150PS)
      • 1.5 TSI G-TEC (96kW/130PS)
    • SUPERB III (3V3)
      • 1.5 TSI (110kW/150PS)
    • SUPERB III Universālis (3V5)
      • 1.5 TSi (110kW/150PS)
    • SCALA (NW1)
      • 1.0 TSI (85kW/116PS)
      • 1.0 TSI (70kW/95PS)
      • 1.0 TGI CNG (66kW/90PS)
    • KAMIQ (NW4)
      • 1.0 TSI (70kW/95PS)
      • 1.0 TSI (85kW/116PS)
      • 1.0 TGI CNG (66kW/90PS)
    • OCTAVIA IV Combi (NX5, PV5)
      • 1.4 TSI (110kW/150PS)
    • OCTAVIA IV (NX3, NN3, PV3)
      • 1.4 TSI (110kW/150PS)
    • KODIAQ II (PS7)
      • 1.4 TSi (110kW/150PS) DJKA
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