For Porsche Boxster 2.9L 3.4L 2.7L 3.2L Downstream O2 Oxygen Sensor 234-4918

O2 Oxygen Sensor for Porsche Boxster 1997-2003 H6 2.5L 3.2L 4 Wires Downstream

A-Premium Downstream O2 Oxygen Sensor for Porsche 911 Boxster Cayman 2005-2012

Downstream O2 Oxygen Sensor for Porsche Cayenne 2008-2018 911 2007-2011 Boxster

Downstream / Upstream O2 Oxygen Sensor for Porsche Boxster 2000-2003 2.7L 3.2L

2pcs Oxygen O2 02 Sensor for 07-2012 Chevrolet Colorado 2.9L Upstream Downstream

O2 02 Oxygen Sensor for Porsche 911 2007-2011 Boxster Cayenne Cayman Downstream

Downstream Oxygen O2 Sensor for Porsche Boxster 2.9L 3.4L 2.7L 3.2L 2005-2012