Home / Products by Vehicle Type / Ford / Ford Focus All Models / Focus ST 2.5L Turbo (MK2) / Ignition System Ignition System Sort By Most popularWhat's newPrice low to highPrice high to lowName A to ZName Z to A 2 Products Sort Denso Iridium IKH22 Spark Plugs (set of 5 Plugs) £50.00 £41.67 (ex. VAT) Denso Iridium IKH24 Spark Plugs (Set of 5) £55.80 £46.50 (ex. VAT)