– Set of 4 spark plugs – Mazda Genuine Parts, Made in Japan – Suitable for most Mazda petrol vehicles (Please check part number FK16PR11) – Make sure you reference your owner’s manual BEFORE ordering car parts. This item is non-returnable. – 0.4mm Iridium spark plugs feature an ultra-fine center electrode (0.4mm) that’s designed just thick enough to ensure the maximum durability and life of the spark plugs-and just thin enough to create an accurate and consistent spark – They represent the ultimate evolution of spark plug technology and performance – Iridium is the hardest metal used in spark plugs today-six times harder than platinum. This allows for reduced voltage requirement for a spark – Lower fuel consumption – Longer engine life – Smoother engine running – Improved ignition efficiency giving enhanced power and acceleration
