Another test on the dynamometer.
This time we tested Mercedes E250. On the left are the results before adding Metal Guard Engine, on the right after adding our product and driving several hundred kilometers for the product to reach its full effectiveness. In the case of this car, we achieved a 12% increase in power.
Another test on the dynamometer.
Please note, this is a long text. :)
I spent the last month (June 2025) testing the Metal Guard Engine product.
Take a look at the results of the dynamometer measurements.
Oil viscosity, a parameter so important to the proper functioning of an engine, is to oil what the coefficient of friction is to metal parts rubbing against each other.
