Spark Plugs Iridium vs. Copper

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09-10-2017, 01:33 AM

SRT8Durango!

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Spark Plugs Iridium vs. Copper

What is the better spark plug for a 2005 Dodge Durango 4.7L V8, NGK Iridium or Champion Copper?

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09-10-2017, 10:15 AM

HeyYou

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Go with the manufacturers recommendation....

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09-11-2017, 07:39 AM

jkeaton

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Agree. Stick with OEM for best performance. Moved to the correct section. Please post your questions in the 2nd gen Durango section.

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