First, set your vehicle
Autolite Iridium Ultra Spark Plug AI6203Shop All Autolite
Autolite® Iridium Ultra Laser Finewire Spark Plugs are one of our brand's most technologically advanced products. These spark plugs provide superior durability, more focused ignition with better overall ignitability for optimum performance. Autolite® Spark Plugs are the best alternative to OE spark plugs, offering OE fit form and function supporting all foreign and domestic makes and models at a value price. Autolite provides the automotive aftermarket and original equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs in the world.
- Autolite Iridium Ultra® is an engineered OE replacement
- A laser-welded 0.5mm pure iridium finewire center electrode
- Provides optimal fuel efficiency, acceleration and focused ignitability
- High-alumina ceramic insulator for increased strength
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