Oxygen Sensor for 2015-2020 Alfa Romeo 4C & More - Walker 250-241211

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$120.99
WARNING:California Proposition 65▾
MPN: 250-241211
Item Package Code: EA
Part Has Core (Y/N): N
Item Package Quantity: 1
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Walker Products Oxygen Sensor P/N:250-241211
Walker Products Oxygen Sensor P/N:250-241211
$120.99

Walker Products 250-241211 oxygen sensor for the 2015-2020 Alfa Romeo 4C 4-cylinder 1.7L and other vehicles reads the oxygen in the exhaust gas to show how efficiently the engine burns fuel. It is made for a specific application and fitment position, and it gives the ECU the diagnostic feedback it expects.

  • Coating protects the electrode surfaces from combustion residue and particulates in the exhaust gas
  • Electrodes made of a gas-permeable platinum layer
  • Monitors exhaust gases to help reduce pollutants
  • Measures oxygen content so the air-fuel ratio can be fine-tuned for combustion efficiency and fuel economy

Quick facts

  • Part: Walker Products 250-241211 oxygen sensor
  • Fits: 2015-2020 Alfa Romeo 4C 4-cylinder 1.7L and other vehicles
  • Position: Downstream, downstream left, downstream right
  • Condition: New

A rough-running engine, higher fuel use, more exhaust emissions or a lit malfunction indicator light can mean a failed sensor. A damaged wiring harness or connector can be behind the same signs, so find the cause before you buy.

Fits

This sensor fits the 2015-2020 Alfa Romeo 4C 4-cylinder 1.7L, the 2017-2019 Alfa Romeo Giulia V6 2.9L and the 2018-2019 Alfa Romeo Stelvio V6 2.9L. This listing is a single sensor, and a sensor is replaced when it fails.

Specifications

Fit and size

  • Position: downstream, downstream left, downstream right
  • Quantity per application: 1
  • Thread: M18 - 1.5
  • Number of wires: 4

Build and materials

  • Type: narrow-band, direct fit
  • Electrodes: gas-permeable platinum layer
  • Coating: protects the electrode surfaces
  • Condition: New

In the box

One oxygen sensor. The fitment lists a single sensor for each application.

Frequently Asked Questions

Does the Walker Products oxygen sensor fit the 2018-2019 Alfa Romeo Stelvio V6 2.9L?

Yes. Walker Products 250-241211 is listed for the 2018-2019 Alfa Romeo Stelvio V6 2.9L, with one sensor per application.

Is this downstream oxygen sensor narrow-band or wideband?

Walker Products 250-241211 is a narrow-band sensor with 4 wires and an M18 - 1.5 thread.

Does this listing come as one oxygen sensor?

Yes. You receive one oxygen sensor, which is the single sensor the fitment lists for each application.

How do I check this oxygen sensor for damage?

With the engine off and cool, look at the sensor, wiring harness and connector for physical damage. A shop can read any fault codes stored in the ECU.

What does the coating on this oxygen sensor do?

The coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates in the exhaust gas. The electrodes are made of a gas-permeable platinum layer.