NGK Iridium Spark Plug - CR8EIX 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 checked24 May 2026
CategoryMotorcycle Accessories
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NGK Iridium Spark Plug - CR8EIX 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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Standard option£13.66
Rider Feedback
Rider verdict
★★★★★5.029 reviews
Customers consistently praise NGK's iridium spark plugs for their high quality and noticeable performance improvements on both cars and bikes. Common benefits include smoother starts, better throttle response, and increased fuel efficiency. Although they cost slightly more, customers find them worth the investment for their long-term gains. The feedback frequently highlights enhanced responsiveness and smoother engine performance. Overall, NGK iridium spark plugs are recommended for their reliability and effectiveness in improving engine dynamics.
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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