Audi Downstream Oxygen Sensor – Denso
We show live inventory for in-stock items. Products may sell out due to high demand but are restocked regularly. Out-of-stock items can still be ordered and usually arrive within a few weeks.
We show live inventory for in-stock items. Products may sell out due to high demand but are restocked regularly. Out-of-stock items can still be ordered and usually arrive within a few weeks.
This Denso downstream oxygen sensor monitors catalytic converter efficiency by measuring the oxygen content in the exhaust. It helps the ECU ensure proper emissions control and fuel efficiency. This direct replacement fits Audi A8 Quattro models from 2015 to 2018.
| Make | Model | Years | Engine |
|---|---|---|---|
| Audi | A8 Quattro | 2015–2018 | 3.0V6 |
| Part Number | 4H0906265D |
| Cross Reference | Denso 2344990 |
| Connector Gender | Male |
| Mounting Type | Threaded |
| Sensor Type | Heated |
| Thread Diameter | 0.708 inches |
Professional installation recommended due to exhaust system access.
Denso is a world-leading supplier of automotive technology and a Tier 1 OE manufacturer known for reliability and innovation.
This part also goes by the following cross reference.
Cross Reference Part Number:
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | A8 Quattro | 3.0V6 | 2015–2018 |