Recent content by wjw

Thanks for the help. I appreciate everyone's responses.

I was going to start using Mobil 1 in my 2012 Sonata. The manual says 5w20 ILSAC GF-4 or above. Mobil 1 is ILSAC GF-5. The Exxon Mobil distributor will sell it to me at $7.15 a quart. Walmart has it for $6.49 a quart. I know about high volume buying, but I have heard that some items like TV's...