NGK Spark Plugs - GR8DI-12 - Iridium Single Plug

NGK copper core spark plugs deliver increased heat dissipation for more reliable starts and reduced risk of overheating.

• Cold-rolled threads prevent cross-threading and damage to cylinder heads
• Trivalent plating eliminates need for anti-seize
• High-grade alumina silicate ceramic

NGK are the worlds number 1 motorcycle OEM fitted spark plug.

From passenger cars and bikes to Formula 1 and motorcycle racing, NGK Spark Plugs has established itself as a heavily relied upon original equipment manufacturer (OEM). With its clear commitment to delivering the highest quality and continuously raising the bar, NGK Spark Plugs is the obvious brand of choice for a wide range of vehicle manufacturers.