NGK 7544 CR7HIX Iridium IX Spark Plug
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NGK IX Iridium Series plugs were designed specifically for the performance enthusiast. A 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 ...