Replacement Oxygen Sensor for Infiniti M56

Verified to fit the Infiniti M56

These listed oxygen sensor have a verified catalog link to Infiniti M56. Compare each listing's pack size, part number if published, and specifications. Verification of the model does not replace checking the details of your particular unit.

Oxygen Sensor Kit compatible with Infiniti M56, Q70, QX56, QX80

$141.994-pack

Compatible with

Aftermarket compatible part - not an original manufacturer (OEM) part. **We are not affiliated with, endorsed by, or sponsored by any appliance, electronics or vehicle manufacturer.** Brand and model names are used only to describe compatibility.

Material	Metal
Variant	90403787
Upstream Sensor	5 Wires (234-5095)
Downstream Sensor	4 Wires (234-4381)

Infiniti M56 Oxygen Sensor: quick facts

Verified options: 1
Price: $141.99
Pack sizes: 4-pack
Shipping: Free to the US
Warranty: 12 months, 30-day returns

Common questions

Which Oxygen Sensor fits the Infiniti M56?

This listing is linked to the Infiniti M56 as a verified fit: Oxygen Sensor Kit compatible with Infiniti M56, Q70, QX56, QX80.

How much does the Infiniti M56 Oxygen Sensor cost?

$141.99 on this page, with free shipping to the US.

How do I confirm my model before ordering?

Check the full model identifier on your Infiniti M56. Then compare the pack contents and specifications on the part page.

Is this an original Infiniti part?

No. It is an aftermarket compatible part, not made or endorsed by Infiniti. It comes with a 12-month warranty and 30-day returns.

All Infiniti M56 parts →

Replacement Oxygen Sensor for Infiniti M56

Infiniti M56 Oxygen Sensor: quick facts

Common questions

Looking for a part for your car?