need both pre-cat sensors
http://www.autozone.com/autozone/catalog/parts/partsShelf.jsp?displayName=Oxygen+Sensor&itemId=117-0&isSearchByPartNumber=&sortType=null&totalPages=[I@1c87e39¤tPage=1&vehicleNValue=&navValue=16000117&parentId=60-0&fromString=&fromWhere=null&filterByKeyWord=&categoryNValue=&categoryDisplayName=Emission+Control&_requestid=1407677 :grouphug: