Quote:
Originally Posted by BMW2Hart
Since we are right there R/R'ing the spark plugs - what about R/R of the Ignition Coils?
Do we replace with OEM or something with more performance like Okada Projects Plasma Direct Ingition Coils as an upgrade? And when do we replace the ignition coils - at the time of failure?
thanks
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Plasma Direct Ingition Coils maybe overkill for a NA engine.OEM perfectly fine. consensus seems to be around 100k. so i personally will change all six with my plugs at 100k.