Autolite 103 Spark Plugs 4 Pack - Ford Focus Duratec 2.0L & 2.3L - One Step Colder
Autolite 104 Spark Plugs 4 Pack - Ford Focus Duratec 2.0L & 2.3L
Brisk Premium GOR15LGS Spark Plugs 4 Pack - Ford Focus Duratec
Brisk Premium GOR14LGS Spark Plugs 4 Pack - Ford Focus Duratec - One Step Colder
Brisk Silver Racing GR12S Spark Plugs 4 Pack - Ford Focus Duratec 2.0L & 2.3L - 2 Step Colder
Brisk Silver Racing GR14YS Spark Plugs 4 Pack - Ford Focus - 1 Step Colder
Motorcraft SP-541A AGSF32YRA Double Platinum Spark Plugs 4 Pack - Ford Focus Duratec