A great question, and once again our illustrious board in a mere 140 posts has come to a concise and definitive consensus! The Absolute Best full synthetic motor oil without a doubt is:
What is the absolute best mainstream full synthetic oil?
Mobil 1 EP
Mobil 1 HM
Mobil 1 ESP
Quaker State FS
Whatever is cheapest
You may now proceed with confidence that you will be using the VERY BEST oil that money can buy!