New OEM Genuine Audi o2 Oxygen LAMBDA sensor - not aftermarket junk!

Downstream position (away from the motor) rear right passenger side (USA RH)

Fits V6 3.2 or 3.0 motors only in the following:
​​​​​2005-2009 A4
​​​​​​​2005-2011 A6

OEM # 06E-906-265-E