Downstream Rear For 2005-2007 Buick LaCrosse 3.8L V6 Oxygen O2 02 Sensor 2

O2 Oxygen 02 Sensor For 2005-2007 Buick LaCrosse 3.8L V6 Downstream Rear

Downstream O2 o2 Oxygen Sensor for 2005-2007 Buick LaCrosse 3.8L Rear Post

For 2005-2007 Buick LaCrosse 3.8L Oxygen O2 Sensor 02 Upstream+Downstream 2pcs

Downstream Rear fits 2005-2007 Buick LaCrosse 3.8L V6 Oxygen O2 02 Sensor 2

Downstream for 2008-2009 Buick Allure LaCrosse 3.8L Oxygen O2 02 Sensor