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Spark plugs. What do you use?

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Location
Nevada
Vehicle
'20 Raptor, '22 Explorer ST, '14 GT500, '03 F150
#21
Just got mine in from Whoosh -- .028. I'm on the factory tune right now, was on FP tune, and will be going to the ZFG in November once my ESP is done.
The FP tune only retains the original 3/36k warranty, would be no different then a ZFG tune to your ESP.
 



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