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

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

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

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

2pcs for 01-2004 Chevrolet Impala 3.4L Upstream Downstream Oxygen Sensor O2 02

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

For 05-07 Chevy Equinox 3.4L Upstream and Downstream O2 02 Oxygen Sensor 2pcs

2pcs for 01-2004 Chevrolet Impala 3.4L Upstream Downstream Oxygen Sensor O2 02