2pcs for 2001 GMC Yukon 6.0L Upstream Downstream Oxygen Sensor O2 02

2pcs Upstream+Downstream for 2001-2002 GMC Yukon 6.0L Oxygen Sensor O2 02

O2 Oxygen 02 Sensor for 2001 GMC Yukon 6.0L Upstream+Downstream X2

2pcs Upstream+Downstream for 2001-2002 GMC Yukon 6.0L Oxygen Sensor O2 02

2pcs 02 Oxygen O2 Sensor Fits 2001 GMC Yukon 6.0L Upstream&Downstream

02 Oxygen O2 Sensor for 2001 GMC Yukon 6.0L Upstream and Downstream 2pcs

2pcs Upstream&Downstream for 2001 GMC Yukon 6.0L o2 02 Oxygen Sensor

For 2001-02 GMC Yukon XL 2500 8.1L Oxygen O2 Sensor 02 Upstream+Downstream 2pcs