NGK Iridium Spark Plug - IMR9C-9H Longer life High fuel efficiency Better electrode anti-oxidation Improved ignition Better electrode anti-erosion Superior anti-fouling Lower required voltage Iridium IX Spark Plugs are the most technologically advanced high performance plugs available. Featuring a 0.6 mm iridium center electrode tip, they offer superior...
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Last checked23 May 2026
CategoryMotorcycle Accessories
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NGK Iridium Spark Plug - IMR9C-9H Longer life High fuel efficiency Better electrode anti-oxidation Improved ignition Better electrode anti-erosion Superior anti-fouling Lower required voltage Iridium IX Spark Plugs are the most technologically advanced high performance plugs available. Featuring a 0.6 mm iridium center electrode tip, they offer superior ignitability without sacrificing durability. The tapered ground electrode increases flame kernel expansion, while the superior heat range design is ideally suited to the demands of high performance environments. NOTE Price is per plug
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NGK is the leader in Motorcycle Spark Plugs, with spark plugs for virtually every Motorcycle, ATV, and Scooter application in the world. Utilizing a wide variety of materials, from standard copper-core type to Iridium, NGK is the world's leader in spark plug engineering and technology. They are OEM approved and specified by more motorcycle manufacturers than any other spark plug company including Honda, Kawasaki, KTM, Suzuki & Yamaha.
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