NGK Iridium IX Spark Plug for Aprilia RS 660 (2021-2024) CR9EIX Quantity:4 spark plugs Redesigned for better performance on

Redesigned for better performance on and off the bike

Housing Color Black

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NGK Iridium IX Spark Plug for Aprilia RS 660 (2021-2024) CR9EIX Quantity:4 spark plugs Redesigned for better performance onNGK Iridium IX Spark Plug for Aprilia RS 660 (2021 2024) CR9EIX (Gap 0. 8mm) NGK IX Iridium Series plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high tech, high performance engines. Trivalent metal plating provides superior anti corrosion and anti seizing properties Corrugated