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Set of 4 spark plugs. One step colder
Choose whether you want to gap them yourself or let us pre-gap them for you to our suggested specifications!
*JST Performance Fiesta ST Stage 1 Package
AEM Cold Air Intake 14-15 Fiesta ST
AEM V2 1 Gallon Water/Methanol Injection Kit (Internal Map)
aFe Cold Air Intake Fiesta ST