Quote:
Originally Posted by M3n2c3
So I switched from Mobil 1 5w30 to Royal Purple 5w30 this time around. I have to say, I like it better so far. Butt-dyno says acceleration is a bit peppier and smoother, but you know how that goes. Still, it definitely seems much happier in the morning, in particular. A nice improvement for an extra $1/qt at Walmart.
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Remember that you went from old Mobil 1 to new Royal Pruple. I bet if you switched back tomorrow, you'd feel the same difference.