4 X GENUINE MOTORCRAFT IRIDIUM SPARK PLUG FORD ESCAPE REPLACES AYFS32YR SP530 $20.99/EACH

Iridium is an extremely durable metallic element, which makes it a great fit as the material for spark plugs. The main property of the iridium spark plugs is that their electrode material comes with a high melting point. They offer a complete combustion and ensure a better performance.