12666612 AC Delco O2 Oxygen Sensor Driver or Passenger Side UPSTREAM for Chevy

12665061 AC Delco O2 Oxygen Sensor Driver Left Side UPSTREAM for Chevy Hand

213-3866 AC Delco O2 Oxygen Sensor Driver or Passenger Side UPSTREAM for Chevy

12655677 AC Delco O2 Oxygen Sensor Driver or Passenger Side UPSTREAM for Chevy

213-4699 AC Delco O2 Oxygen Sensor Driver Left Side UPSTREAM for Chevy Hand

12666673 AC Delco O2 Oxygen Sensor Passenger Right Side UPSTREAM for Chevy Hand

213-3866 AC Delco O2 Oxygen Sensor Driver or Passenger Side UPSTREAM for Chevy

12687606 AC Delco O2 Oxygen Sensor Driver Left Side UPSTREAM for Chevy Hand