Gotta Guy who has a Hummer h2 an wants a tune for his 6.0 just something to make it a bit peppier an some MPG Antone got anything or any pointers on what I should do?
Check the EFI Live forum repository, there are lotsa guys tunnin on the 6.0 that I have seen there. Might be some good tunes, or at least some good pointers.
