Quote:
Originally Posted by ocN55
Very interesting and informative. You're right though, copper is one of the most conductive metals. Might have to give those copper plugs a try.
Is there a particular socket I need to install them?
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you need a deep well spark plug socket, just get one from ecs or another bmw shop,
one thing to note the torque spec is pretty high on the plugs, since the motor is direct injection. I forget the number, but it is more than hand tight.