The Spark Plug Serious Car Fans Rely On.
Designed specifically for the performance car fanatic. NGK Iridium IGR7A offers better spark, increased throttle response and superior anti fouling characteristics which gives smoother acceleration, high fuel efficiency and durability. The Fine Iridium tip ensures high durability and a consistently stable spark. Iridium alloy has extremely high melting point, perfect for todays high-tech, high-performance engines.