where is this tune file? is this a LT1 or a LS? if it is a LT1 computer you mite want to think about running a ostrish 2.0 and tunerproRT to give you live tuning so you can see the effects of what...

well to me there's not much difference between a street tune and a performance tune NA in less you have nos or are running a blower or turbo. I would give you a base tune that set's you up for good...

Looks really nice man. what kind of tuning are you thinking of running? I have hp tuners,efi live and of course I can use tuner pro. let me know if i can help you with a base tune.

I opened the tuning file with the 12587603 xdf and most of the tables are zeroed out including the fuel and low and high octane spark tables. I thought maybe my software was messing up so tried it 3...

hello i am a tuner of 10 years of experience with mostly duramax and ls platforms i am wanting to do a lot more tuning with ls droid and tuner pro i would like to make some custom xdp files that...