Guys has anyone tried to carbon clean the inside of their engine and if so how much difference has it made?
Also what were the results?
1 Age of your car?
2 What readings did you have before?
3 Readings after the engine clean?
4 And how impressed were you with the results?
Also what were the results?
1 Age of your car?
2 What readings did you have before?
3 Readings after the engine clean?
4 And how impressed were you with the results?