2pcs Upstream&Downstream for GMC Sonoma 4.3L V6 2002-2004 O2 02 Oxygen Sensor

2pcs Upstream & Downstream Fits for 03-2004 GMC Sonoma 4.3L O2 02 Oxygen Sensor

2pcs Upstream&Downstream for 2002 GMC Sonoma 4.3L Oxygen 02 O2 Sensor 1 2

Oxygen O2 02 Sensor For 2003-2004 GMC Sonoma 4.3L Upstream or Downstream

For 2003-2004 GMC Sonoma 4.3L Oxygen 02 o2 Sensor Upstream Downstream 2pcs

2pcs Upstream & Downstream Fits for 03-2004 GMC Sonoma 4.3L O2 02 Oxygen Sensor

For 2003-2004 GMC Jimmy Sonoma 4.3L Oxygen O2 Sensor 02 Upstream or Downstream