Hawaii's Premier Car Care Radio Show
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Engine Oil Test. What we tested.
We tested various engine oils. Shown above are some of the synthetic oils we tested.
Regular motor oils are not shown. When tested against even the worst synthetic oil there is no comparison.
We do not recommend using any of the non-synthetic oils.
The top oils in the order that they performed where,
1) Royal Purple 2) Mobil 1 3) Amsoil
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