SPARK PLUG NGK IRIDIUM ALL BIG DOGS WITH 117ci MOTOR

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

Trivalent Metal Plating - superior anti-corrosion and anti-seizing properties

Outstanding acceleration, high fuel efficiency and durability

Ultimate design, technology and performance