So I bought a gallon of 5w30 (GF-4, SM) yesterday. I got it on sale at Kmart for $8.99!
It says... "Already exceeds 2010 GF-5 engine protection requirements" and "Exceeds API SM and ILSAC GF-4"
What's the different between what I got and the new (GF-5, SN) stuff???
It says... "Already exceeds 2010 GF-5 engine protection requirements" and "Exceeds API SM and ILSAC GF-4"
What's the different between what I got and the new (GF-5, SN) stuff???