4pcs 02 O2 Oxygen Sensor for 2002 Cadillac Escalade 6.0L Upstream&Downstream

?2PCS Upstream & Downstream Fits 2007 Cadillac CTS 6.0L 02 Oxygen O2 Sensor

For 2007 Cadillac CTS 6.0L O2 02 Oxygen Sensor Heated 4pcs Upstream Downstream

O2 Oxygen 02 Sensor for 2007 Cadillac CTS 6.0L Upstream + Downstream 2pcs

4pcs Upstream & Downstream for 2001 2002 GMC Yukon 6.0L Oxygen Sensor O2 02

For 2007 Cadillac CTS 6.0L O2 02 Oxygen Sensor Heated 4pcs Upstream Downstream

O2 Oxygen 02 Sensor for 2007 Cadillac CTS 6.0L Upstream + Downstream 2pcs