5-Wire Front Lambda O2 Sensor for Alfa Romeo Giulia Stelvio

The 5-Wire Front Lambda O2 Sensor for Alfa Romeo Giulia Stelvio is a premium heated oxygen sensor designed for precise air-fuel ratio monitoring at the upstream/front pre-cat position on 2.9L Giulia/Stelvio models (2015-2019). This 5-wire Lambda sensor delivers accurate readings to the engine control unit, helping optimize fuel economy, reduce emissions, and maintain smooth engine performance across varying driving conditions.

Compatibility and features include upstream/front pre-cat placement for Alfa Romeo Giulia (952_) 2.9 2015-2019 and Stelvio (949_) 2.9 Q4 2017-, with noted compatibility to Maserati Ghibli Quattroporte 3.0L 2014-2017. The sensor is a 5-wire front Lambda probe (O2 oxygen sensor), heated type, using magnetic induction sensing. OEM number: 670009076; additional part number: 0258027101. Origin: Mainland China. This is an upstream sensor designed to monitor the exhaust gas composition before the catalytic converter.

Please note: The notes below are important to ensure you purchase the correct part for your vehicle. 1) Please check the picture and the part number carefully to make sure that you bought the right part for your car. 2) If you cannot be sure which item fits your car, please send the Part Number Or the Original product photos to us to confirm before order. 3) The only way to be 100% sure that the part will fit your vehicle is to check your original part. We will check for you and reply soon within 24 hours.

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Benefits & Tips

• Delivers precise oxygen readings that help the engine control unit fine-tune fueling, improving fuel efficiency and reducing emissions over the life of your Alfa Romeo Giulia or Stelvio.
• Restores reliable idle and throttle response by replacing a worn or degraded upstream O2 sensor with a genuine 5-wire heated Lambda sensor.
• Tip: Verify part numbers 670009076 and 0258027101 before purchase and refer to your original sensor to confirm compatibility; if unsure, contact us for confirmation.

Product Specifications

• Brand Name: IWOKPHD
• Model/Type: 5-Wire Front Lambda O2 Sensor (Heated)
• Sensor Type: Magnetic Induction
• Heating Type: Heating Type
• Function: Front/Upstream Lambda Probe O2 Oxygen Sensor
• Application: Upstream sensor for Alfa Romeo Giulia (952_) 2.9 (2015-2019); Alfa Romeo Stelvio (949_) 2.9 Q4 (2017-); Maserati Ghibli Quattroporte 3.0L (2014-2017)
• Measuring Range: Probe Lambda O2 Oxygen Air Fuel Ratio Sensor
• Wires: 5 WIRES
• Part Number: 670009076, 0258027101
• OEM No.: 670009076
• Origin: Mainland China
• Packaging: 1 piece
• Note: Upstream Front Pre-cat
• Warranty: 2 years (Replacement Warranty)

Package includes:

• 1 piece

Warnings/Reminders:

• Please check the picture and the part number carefully to ensure you bought the right part for your car.
• If you cannot determine which item fits your car, please send the Part Number or the original product photos to confirm before ordering.
• The only way to be 100% sure the part will fit is to check your original part. We will check for you and reply within 24 hours.