I hear a lot of stuff about this Xcal programmer, but I don't exactly know what it is/does.
What kind of performance gains can I get? What is the difference between 87 octane and 92 octane settings? What octane should I use? What questions do they ask and would I really have to pay close to $400 to use it once?
Scott
What kind of performance gains can I get? What is the difference between 87 octane and 92 octane settings? What octane should I use? What questions do they ask and would I really have to pay close to $400 to use it once?
Scott