![Are all Synthetic Oil Groups the Same? Group III vs IV vs V](https://blog.amsoil.com/wp-content/uploads/2018/02/AMSOIL_Chemical_Lab-e1526998528213.jpg)
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Are all Synthetic Oil Groups the Same? Group III vs IV vs V
The simple answer: No. In fact, there are wide performance differences between base oil group categories. Generally speaking, Group IV...
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