Delphi Rear Oxygen (O2) Sensor for 2008-2012 Audi S5 4.2L V8 - O2 Exhaust ui

Delphi Rear Oxygen (O2) Sensor for 2008-2011 Audi S5 4.2L V8 - O2 Exhaust sx

Facet Rear Left Oxygen (O2) Sensor for 2007-2010 Audi Q7 4.2L V8 - O2 cs

Delphi Rear Oxygen (O2) Sensor for 2012 Audi A8 Quattro 4.2L V8 - O2 Exhaust wa

2008-2012 Audi S5 4.2L Rear Exhaust Oxygen O2 Sensor Downstream Pair 07L906265F

DELPHI Rear Oxygen Sensor Fits 2008-2012 Audi S5 4.2L V8

Delphi Rear Right Oxygen (O2) Sensor for 2007-2012 Audi A8 Quattro 4.2L V8 - mx

NGK NTK Downstream Left O2 Oxygen Sensor for 2008-2012 Audi S5 4.2L V8 - iw