Quote:
Originally Posted by Spooler
Hmm, I see your silicon levels are well in line with what I would expect. The Ops above appear to be higher. Hence, I was hinting at a leak somewhere causing unfiltered air to pass into the engine.
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Well this was a WRX with a k&N 3" cone. A Z has 2 of them so maybe they'll be higher since you are getting more air in.