NGK Iridium IX Spark Plug Box of 4 (CR10EIX)

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