Quote:
Originally Posted by ARC550
Nice just paid $500 for plugs and labor to BMW for instance.. All 8 of my plugs were rusted completely!!! Never seen anything like it.
Car drive so much better after.. By misfires are back!! Lol got to change me again.
Pics of yours?
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Do you use octane boosters with MMT? My plugs looked like they had a fine layer of rust on them and the dealer said it is from the MMT.