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Renntech Tune- Do i have to replace Sparks?

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Old 07-07-2014, 05:28 PM
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Renntech Tune- Do i have to replace Sparks?
So im debating on putting in the renntech tune would like to know how many of you replaced spark plugs when putting in the new ecu. any issues? codes that needed to be reset or issues with oem spark plugs?
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Old 07-08-2014, 01:59 PM
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You won't HAVE to replace the spark plugs but it would be a good idea. Once you mod a turbo engine it puts more stress on the plugs and they will need to be replaced much more often. I have heard other recommend replacing the plugs every 15-20k in tuned turbo applications.
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Old 07-20-2014, 10:38 PM
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Do you guys have the part number for the +1 colder spark plug over OEM?
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