OEM 2Pcs Upstream Oxygen O2 Sensor For 2008 2009 2010 2011 Cadillac STS CTS 3.6L

2 Oxygen O2 02 Sensor Downstream OEM For GMC Cadillac Chevy Impala 3.6 250-24773

2PCS Oxygen O2 Sensor Downstream & Upstream for Cadillac CTS STS SRX 3.6L 3.0L

2Pcs Oxygen O2 02 Sensor Downstream 250-24773 For GMC Cadillac Chevy Impala 3.6L

2PCS New Downstream Upstream Oxygen O2 Sensor for Cadillac CTS STS SRX 3.6L 3.0L

2pcs Upstream&Downstream for 05 Cadillac CTS Air Fuel Ratio Oxygen o2 02 Sensor

For 2008 2009 2010 2011 Cadillac CTS 3.6L 2Pcs Up&Downstream 02 O2 Oxygen Sensor

Upstream+Down Oxygen Sensor O2 2pcs For 2004-2006 Cadillac SRX CTS STS 4.6L 3.6L