Package included: 4X Oxygen Sensor Part Number/OEM Number: 234-4815,234-4816 Interchange Part Number: 234-4816, SU9609, 12607333, 12612430, 12584050, 2131695, 234-4815 Compatible Vehicle(for reference only): (Please refer to compatibility chart for details) 2009-2011 Buick Enclave V6-3.6L Downstream 2011 Buick LaCrosse V6-3.6L Downstream 2004 Cadillac CTS V6-3.6L Downstream 2004 Cadillac SRX V6-3.6L Downstream 2004-2005 Cadillac XLR V8-4.6L Downstream 2009-2011 Chevrolet Traverse V6-3.6L Downstream 2009-2011 GMC Acadia V6-3.6L Downstream 2009-2010 Saturn Outlook V6-3.6L Downstream
