NGK SPARK PLUGS IRIDIUM IX 9 MOTOCROSS HONDA YAMAHA KAWASAKI fits Suzuki KTM ENDURO You are purchasing : NGK Iridium IX Spark Plug Sold individually, adjust quantity before purchasing. NGK Spark Plug Co., Ltd Japan is a leading manufacturer in the ceramic industry. NGK have over 70 years of experience in spark plug manufacturing and they're a world leader in spark plug technology. NGK have an extensive range of spark plugs, each with their own unique characteristics specifically engineered to its vehicle application and they are designed to suit a broad range of vehicles on Australian roads. Before making a purchase, please head to the official NGK website > spark plugs > part finder, then search for your motorbike to find the correct spark plug. Specifications: NGK Iridium IX Spark Plugs are the ultimate evolution in spark plug technology and performance. Iridium - with a higher melting point and higher resilience to oxidation than platinum, it offers a dramatic increase in durability and service life. Unique two-stepped centre electrode with a secondary micro-discharge burns off carbon deposits as they form. Taper cut ground electrode ensures an excellent flame spread and improved vibration resistance. A super fine centre electrode - just 0.6mm - for increased power, acceleration, fuel efficiency and ignitability. Sold individually.