Autolite Iridium Ultra® is an engineered OE replacement iridium spark plug. A laser-welded, finewire iridium center electrode provides optimal fuel efficiency, acceleration, and focused ignitability.
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DENSO
SC20HR11
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Autolite Iridium AI
AI5683
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Autolite Iridium Ultra® is an engineered OE replacement iridium spark plug. A laser-welded, finewire iridium center electrode provides optimal fuel efficiency, acceleration, and focused ignitability.
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When you're passionate about performance, you need a technologically advanced plug. Autolite Iridium XP utilizes an iridium-enhanced 0.6 mm finewire and proprietary platinum sidewire for improved durability* and a more focused ignition for better overall ignitability** providing optimum performance. Now with a lifetime limited warranty.
*Compared to 0.8mm finewire, multi-electrode design and standard plugs **Compared to average of other premium brands .
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DENSO
SC20HR11
|
Autolite Iridium XP
XP5683
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When you're passionate about performance, you need a technologically advanced plug. Autolite Iridium XP utilizes an iridium-enhanced 0.6 mm finewire and proprietary platinum sidewire for improved durability* and a more focused ignition for better overall ignitability** providing optimum performance. Now with a lifetime limited warranty.
*Compared to 0.8mm finewire, multi-electrode design and standard plugs **Compared to average of other premium brands .
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