Superior combustion efficiency
Outstanding combustion efficiency. Immediate response to throttle boost.
Iridium spark plugs promote flame spread when ignited faster than standard spark plugs, and they show exceptional combustion efficiency.
With excellent discharge characteristics and powerful combustion, they bring maximum efficiency from the engine, achieving an improvement in acceleration.
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Capacity test With excellent ignition properties and power and fast combustion, Iridium unleashes the potential of the engine. |
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Acceleration Characteristics Test Since Iridium spark plugs can deliver the highest engine performance, they realize excellent acceleration characteristics in the average rev range. |



