Anyone heard or used this service ?
http://www.hhoenginecarbonclean.co.uk/
HHO engine carbon clean ?
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HHO engine carbon clean ?
123d, M Sport , no extra badges.
Re: HHO engine carbon clean ?
Did you decide to use this in the end? Any review ?
E87 116i Sparkling Graphite - Current
Re: HHO engine carbon clean ?
No I havnt , sounds very good though ...
123d, M Sport , no extra badges.
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Re: HHO engine carbon clean ?
Is this the walnut shell cleaning process?