NGK CR9EIA-9 Iridium Spark Plug

The NGK CR9EIA-9 is a premium Iridium spark plug designed for high-performance motorcycles and powersports vehicles. Featuring a fine-wire iridium center electrode, it delivers superior ignitability, quicker starts, improved throttle response, and a significantly longer service life compared to conventional copper spark plugs.

Why You Need This

If you're performing routine maintenance or replacing worn spark plugs, the NGK CR9EIA-9 provides consistent spark performance under demanding riding conditions. Its iridium center electrode requires less voltage to fire, helping improve combustion efficiency while reducing electrode wear. As an OEM replacement for many modern motorcycles, it's an excellent choice for riders looking for maximum reliability and longevity.

Compatibility

Compatible with many OEM motorcycle applications, including:

• Kawasaki – ER-6F (2006–2016), ER-6N (2006–2016), Versys 650 (2007–Present), Vulcan S 650 (2015–Present), Ninja 650
• Suzuki – GSX-R600, GSX-R750, GSX-R1000 (select years)
• Triumph – Daytona 675, Street Triple 675, Speed Triple (select models)
• Husqvarna – TE250, TE310
• Yamaha – Select YZF and sportbike models
• Horex – VR6 Roadster