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What’s up with the yellow plugs?

   
Old Jul 9, 2022 | 10:28 AM
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Default What’s up with the yellow plugs?
I usually swap plugs when I sense a bit of an off idle stumble, usually every 15k miles or these were probably more like 25k. What’s with the yellow ones?



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Old Jul 9, 2022 | 03:42 PM
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Do you run any fuel additives in the vehicle?
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Old Jul 9, 2022 | 04:45 PM
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Additives most likely, you run boostane?
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Old Jul 9, 2022 | 06:40 PM
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Nothing in the fuel, maybe something in the oil. Hmmm.... Oh well, no big deal.
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