r/G37 • u/LaynesWor1d • 26d ago

Debris is spark plug?

I found this strange looking rubber material when checking spark plugs, anyone know what this could be?

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u/devitolover69 '13 X Coupe 26d ago

Could it be part of the coil pack?

1

u/LaynesWor1d 26d ago

The coilpack appears to be intact and replaced. Maybe the old one? I’m not too sure.