2pcs for 2004-2005 GMC Canyon 2.8L 3.5L Upstream Downstream Oxygen Sensor O2

For 2004-2005 GMC Canyon 2.8L 3.5L O2 02 Oxygen Sensor Heated 2pcs Upstream Rear

O2 Oxygen Sensor for 2004-05 Chevy Colorado GMC Canyon 2.8L 3.5L Front+Rear 2pcs

For 2004-2005 GMC Canyon 2.8L 3.5L O2 02 Oxygen Sensor Heated 2pcs Upstream Rear

?2pcs for 2004-2005 GMC Canyon 2.8L 3.5L Upstream Downstream Oxygen Sensor O2