NGK Iridium Spark Plugs – One Heat Range Colder for Enhanced Ignition

Description

Set of 4 NGK 1 Step Colder Spark plugs (you will only need 1 set of these per vehicle). These are the proper spark plugs for your high performance Focus ST, Fiesta ST, and Focus RS!

Choose whether you want to gap them yourself or let us pre-gap them for you to our suggested specifications!

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