Quote:
Originally Posted by synolimit
They were ****? Or they tell you they were ****? Big difference. I highly doubt they were ****. They are the most expensive plugs on the market with the best metals. And from data logging my car with cai, LTH, CBE, they look amazing!! Little rich WOT in the upper rpms, but nothing to hurt a plug. My WRX ran a full 1.0 richer at WOT and were fine. Unless they changed the tune in 13, I'm sure your logs were ok too.
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No, I visually inspected the plugs myself and they were awful. Which may have been caused by a mix of wrong fuel usage by original owner and the mods.