For 2001-2003 Oldsmobile Aurora Reference Sensor Lower Dorman 21761HHDD 2002

For 2001-2003 Oldsmobile Aurora Reference Sensor Upper 94235DG 2002

Upper Reference Sensor Spectra 11TDZB39 for Oldsmobile Aurora 2002 2001 2003

Upper Reference Sensor 27MWMG78 for Oldsmobile Aurora 2001 2002 2003

Reference Sensor API 38VQQR94 for Oldsmobile Aurora 2001 2002 2003

Upper Reference Sensor 32DBHG24 for Oldsmobile Aurora 2001 2002 2003

For 2001-2003 Oldsmobile Aurora Reference Sensor API 13267DQKN 2002 4.0L V8