Front Left/Right Upstream Oxygen Sensor For Audi A4 A6 A4 Quattro 3.0L V6 2002-2004

Need to replace a faulty oxygen sensor?

This is a brand new, upstream O2 sensor that fits a range of Audi and VW models, specifically the 2002-2004 Audi A4, A6, and A4 Quattro with the 3.0L V6 engine.

It's a direct replacement, so it should bolt right in and plug up without any headaches.

The part is made by REACH and meets OE specs.

We've included a bunch of cross-reference numbers in the listing—like 234-5028, 06C906265B, and 1K0998262F—so you can double-check it matches your car.

It comes with a 1-year warranty for your peace of mind.

Please make sure this matches your vehicle's year, model, and engine size before purchasing.