2pcs O2 Oxygen Sensor Upstream & Downstream for Pontiac Torrent 3.4L 2006-2007

2pcs Upstream & Downstream for 2006-2007 Pontiac Torrent 3.4L O2 Oxygen Sensor

2pcs Fits for 2005 Pontiac Montana 3.4L O2 Oxygen Sensor Upstream & Downstream

For 2006-2007 Pontiac Torrent 3.4L Oxygen 02 o2 Sensor Upstream Downstream 2pcs

Upstream+Downstream for 2001-2004 Chevrolet Impala 3.4L Oxygen o2 02 Sensor 2pcs

For 05-07 Chevrolet Equinox 3.4L Oxygen O2 Sensor 02 Upstream+Downstream 2pcs

2pcs for 2001-2004 Chevrolet Impala 3.4L Upstream Downstream Oxygen Sensor O2 02

For 2006-2007 Pontiac Torrent 3.4L Oxygen 02 o2 Sensor Upstream Downstream 2pcs