Original ngk cr9eix spark plugs have a centre electrode with an iridium tip.
Original fake ngk iridium spark plugs.
The fake plugs however do not have any iridium on the centre electrode.
To avoid this kind α problem always insist on genuine ngk brand spark plugs.
To avoid this kind a problem always insist on genuine ngk brand spark plugs.
If you have been following any of the vag 1 8t tfsi tuning scene over the last few months you will have noticed a few posts on facebook groups such as 1 8t 20v tuning and tfsi tuning that there have been fake ngk spark plugs going round which have huge negative effects on stock and tuned engines.
Why use potertially harmful imitation spark plugs in the engines of valuable cars motorcycles and general purpose machinery.
This material has a very high melting point and is extremely hard and long lasting explains kai.
The use of imitation spark plugs can damage your engine.