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Old Today | 10:05 PM
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walleyejack
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Default spark plugs
i know this has been beat to death
currently have tr 55 in my c5 z.. need to be changed up.. not sure i want to put same ones back in
anyone have good luck with another brand or heat range.. maybe NGK dbl platinum or something.
any thoughts be appreciated.
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Old Today | 10:21 PM
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If your car is stock why are using anything other than the OEM AC Delco Iridium plugs ??
Last edited by C5 Diag; Today at 10:21 PM.
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Old Today | 10:47 PM
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Originally Posted by C5 Diag
If your car is stock why are using anything other than the OEM AC Delco Iridium plugs ??
They work fine for me.
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