Originally Posted by tranceformer

Sure, if you want to spend the extra money. Redline 5w-30 is $10/ qt versus the $22 I paid for the 5+ qts of Castrol Syntec 5w-30.

That and I just prefer to use off-the-shelf fluids for something changed as often as engine oil. But for diff & trans (something not as often), I use brands like AMSOIL, Motul, Redline, etc.