Iridium Spark Plug Set [Mk8 Fiesta ST | Puma ST | Focus 1.5 | Kuga 1.5] Graphics Tested and validated across thousands

Tested and validated across thousands of miles of mixed driving styles and conditions

quite literally

If outside the UK

Direct replacement for mountune carbon induction kits

complete with debossed mountune logo and etched key hoop - keyring's really don't come much more luxurious

Iridium Spark Plug Set [Mk8 Fiesta ST | Puma ST | Focus 1.5 | Kuga 1.5] Graphics Tested and validated across thousandsEcoBoost engines running substantially higher boost pressure or increased levels of tuning compared to the OE power output can experience reduced spark plug life resulting in lower engine performance, misfires and rough idle. Increased wear is typically seen in the form of increased spark plug gap and degradation of the electrode. Using spark plugs that are optimised for increased power ensures maximum performance. Extensive in market validation at