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Autolite very good price

AUTOLITE® Iridium Ultra®

Advanced engines need advanced technology, which is why we have engineered a premium spark plug that can meet the critical demands of late model engines. Iridium Ultra^® is equipped with a laser-welded iridium-enhanced finewire center electrode that ensures your engine runs at maximum performance; while its double precious metal design provides increased durability*, allowing your engine to maintain desired performance levels for longer. Iridium Ultra^® delivers optimal fuel efficiency, acceleration, and ignitability**, making it the best OE replacement plug choice for modern engines.

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