I don't know how many of you guys have seen these performance test of their oils, but they are pretty impressive to say the least. The link I provided is for test carried out by a third party (Southwest Research Lab).
Check it out, think what you will... it is what it is.
Top of the line 5w-30 Synthetic Performance Test
Check it out, think what you will... it is what it is.
Top of the line 5w-30 Synthetic Performance Test