NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

This Part Fits:

Year	Make	Model	Submodel
2017	Suzuki	DR650S	Base
1996-2009,2011-2014	Suzuki	DR650SE	Base
1990-1992	Suzuki	GSX-R750	Base
1999-2019	Yamaha	YZF-R6	Base
2006-2009	Yamaha	YZF-R6S	Base