Works great, bike fires right up with no probs. Been running irdium spark plugs in all my bikes for years everyting from high performance thumpers to Harleys
Verified purchase: Yes | Condition: New
One of my bikes tends to run a little rich and blocks the spark because of sut but these plugs don't seem to have a problem. I know run all my bikes on these plugs.
Verified purchase: Yes | Condition: New
Excellent work very well
Verified purchase: Yes | Condition: New
Nice sparks yous for HD-sporsteres
Verified purchase: Yes | Condition: New
Perfect for the car. The car came with NGK from the factory.
Verified purchase: Yes | Condition: New
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