New Chevy 6.0L gasser -- Octane?
Just bought the new Chevy 2500HD with 6.0L gas ... and wondering what you guys run for octane. And why you choose it? -- The 'why' is important too ... because it's not just about mpg, it's about ...
Forum Discussion
Redsky, I generally agree that higher octane alone is a waste. But many drivers experience lower fuel consumption by using 100% gasoline vs. E10/E15.
