I am fixen to buy the SCT Xcal2 and a cai together and im not quite getting the SCT so if you buy the Xcal2 do u have to buy diff tunes to even change the diff setings on it or is it like a programmer for a truck just plug it in and do what you want if you could help understang this better and tunes and flashes i would appreciate it thanks
i need the same thing! I bought one one ebay that was unlocked. but it doesnt have any of the three free tunes on it. The local shop wants to charge me about a hundred bucks for a custom tune. I need help!
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