NGK Iridium Spark Plug [CR9EIX]

Iridium version of OEM Factory replacement plug, click on additional tabs for install instructions

NGK Iridium IX spark plugs are designed specifically for the performance enthusiast. Iridium IX spark plugs offer extreme ignitibility, improved throttle response and superior anti-fouling. The fine-wire iridium center electrode ensures high durability and a consistently stable spark. A special taper-cut ground electrode shape allows more area for faster flame expansion. Iridium alloy has an extremely high melting point, perfect for today's high-performance engines. Trivalent metal plating provides superior anti-corrosion and anti-seizing properties.

Product Features:

Fine wire Iridium center electrode ensures high durability and a consistently stable spark
Iridium alloy has an extremely high melting point, perfect for today's high-performance engines
Trivalent metal plating has superior anti-corrosion and anti-seizing properties
Special taper-cut ground electrode shape to allow for more area for flame expansion

Fits 749-999, ST3. See details tab or more details.

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