2pcs Oxygen o2 02 Sensor Upstream for 2006-2009 Chevrolet Impala 3.5l 3.9l

234-4668 Oxygen O2 Sensor For CHEVROLET IMPALA 3.5L & 3.9L V6 2006-2011 234-4668

2pcs for Chevy Impala 3.5L 3.9L Upstream Downstream 02 O2 Oxygen Sensor 06-2007

2pcs for 2006-2007 Chevrolet Impala 3.5L Upstream Downstream Oxygen Sensor O2 02

2pcs Upstream+Downstream O2 02 Oxygen Sensor for 2006-07 Chevy Impala 3.5L 3.9L

2pcs for Chevy Impala 3.5L 3.9L Upstream Downstream 02 O2 Oxygen Sensor 06-2007