DELPHI Lambda zonde ES21260-12B1

Compatible with MAZDA 3 (BK) , MAZDA 3 Sedans (BK) , MAZDA 3 (BL) Show more info
DELPHI Lambda zonde ES21260-12B1. Ensures optimal engine performance and fuel efficiency by monitoring oxygen levels in the exhaust.
35.62 EUR
inc. VAT 21%
In stock 6
Delivery 1 day (15.05.2026)
PN ES21260-12B1
Make DELPHI
EAN 5012759577356

The DELPHI Lambda zonde ES21260-12B1 is a critical component for modern vehicle emissions control and engine management systems. It accurately measures the oxygen content in the exhaust gases, providing vital data to the engine control unit (ECU). This information allows the ECU to precisely adjust the air-fuel mixture, ensuring efficient combustion. Proper functioning of the Lambda zonde is essential for reducing harmful emissions, improving fuel economy, and maintaining smooth engine operation. This part is designed for reliable performance and durability. By maintaining the correct air-fuel ratio, the ES21260-12B1 helps prevent issues such as poor acceleration, increased fuel consumption, and engine misfires. It is a key element in meeting stringent emissions standards and keeping your vehicle running at its best.

  • Direct fit for specified applications
  • Monitors oxygen levels in exhaust
  • Optimizes air-fuel mixture
  • Enhances fuel efficiency
  • Reduces harmful emissions
  • Supports smooth engine operation
  • Durable construction for longevity
  • Part number: ES21260-12B1
Cable length [mm]
720
Oxygen sensor
Planar type lambda sensor
Oxygen sensor
with heating
  • MAZDA
    • 3 (BK)
      • 1.6 (BK14) (77kW/105PS)
      • 1.3 (BK14) (62kW/84PS)
    • 3 Sedans (BK)
      • 1.6 (BK12) (77kW/105PS)
    • 3 (BL)
      • 1.6 MZR (BL14) (77kW/105PS)
    • 3 Sedans (BL)
      • 1.6 MZR (BL12) (77kW/105PS)
MAZDA
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