Champion Iridium Spark Plug RERX4ZWYPD-1

Champion Iridium spark plug features a platinum‑coated iridium electrode for ultra‑stable ignition in high‑compression engines, reducing misfires and boosting fuel economy. Its M12x1.25 bi‑hex thread fits 14 mm housings on BMW, MINI and Toyota models, delivering reliable performance with minimal resistance.

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