4Pcs Upstream & Downstream Oxygen O2 Sensor For Ford Contour Mercury 2.5L 99-96

table.tableizer-table { font-size: 12px; border: 1px solid #CCC; font-family: Arial, Helvetica, sans-serif; } .tableizer-table td { padding: 4px; margin: 3px; border: 1px solid #CCC; } .tableizer-table th { background-color: #104E8B; color: #FFF; font-weight: bold; } Make Model Engine Year Notes FORD CONTOUR V6-2.5 1999 To 05/02/99; Upstream Sensor w/ Square Connector;2 Upsteam & 2 Downstream FORD CONTOUR V6-2.5 1998-1996 2 Upsteam & 2 Downstream MERCURY COUGAR V6-2.5 1999 To 05/02/99; Upstream Sensor w/ Square Connector;2 Upsteam & 2 Downstream MERCURY MYSTIQUE V6-2.5 1997-1996 2 Upsteam & 2 Downstream