Quote:
Originally Posted by Optimus Prime
I'd think the manual would get better fuel economy than the auto, as that's almost always the case. I could count on one hand the times I've seen an auto with better economy than a manual. And if I remember right, I think fbodfather may have said something about no gas-guzzler tax...
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the reason the manual is in question is become the auto has a fuel management system.
@ cruising speeds it shuts off 4 cylinders - only using 3.1L instead of the normal 6.2L
it gives the L99 a nice advantage to the LS3, except its less fun to drive IMO lol (go manuals! lol)