Quote:
Originally Posted by 86MLR
I wouldn't use that in a street car, that oil is designed to be used hard, then swapped out.
It favors hp gains over wear.
Unless you plan on changing your oil alot.
Or because racecar.
There is heaps of info IRT on the webs.
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Which brand does the dealer use? I have an aftermarket header and flex fuel kit, so I do run on e85 sometimes, does that matter which type of oil to use? Can I just get the same oil dealer used?