Royal Purple Oil

[Mystickeith50]

Some mobil 1's are. The variants most Mustang owners use, such as 5w20 and 5w30 are not. 0w20 is a group IV.

im 99% sure 5/30 mobil1 ep is as well.

 

[Seer]

im 99% sure 5/30 mobil1 ep is as well.

5w30 ESP does use a group IV

 

[Mystickeith50]

thats odd because i was told by amsoil that mobil 1 5-30ep was a goup iv...on many occasions. oh well.

 

[Seer]

thats odd because i was told by amsoil that mobil 1 5-30ep was a goup iv...on many occasions. oh well.

I think we're talking about the same product.

 

[Mystickeith50]

Lol. Who cares right. Lol.