Oxygen Sensor. GMC Savana 3500 V8-4.8L 2008-2015. GMC Savana 3500 V8-6.0L 2008-2010. GMC Savana 3500 V8-6.0L 2013-2015. New Arrival. 100% Factory tested. Ensures smog test compliance. Superior design maximizes engine performance and fuel efficiency while reducing fuel consumption and harmful emissions.
