Quote:
Originally Posted by chaungo
If you have no problems, don't touch.
I hit 286,000KM on my 13 N55, and waterpump/injectors were not touched as they never gave me an issue.
Just run a fuel system cleaner every now and then (I ran Redline SI-1)
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this, the redline cleaner is the best on the market. they are not all the same.