Downstream O2 Oxygen Sensor OEM for GMC Savana Chevy Silverado 1500 12578624

2004-2005 GMC Canyon L5 3.5L Downstream (Rear). 2002-2005 GMC Envoy L6 4.2L Downstream (Rear). 2006-2006 GMC Envoy V8 5.3L Downstream (Rear). 2004-2005 GMC Canyon L4 2.8L Downstream (Rear). 1997-2003 GMC Sonoma Pickup L4 2.2L Downstream (Rear).