Speed Cal

Newbie143

New Member
May 22, 2005
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when i order the speed cal do i need to tell the people i'm ordering it from , my tire sizes and gears? so they will priveously programme it, or do i just order it , and when i plug it in my car , i will programme it.and how do you use it? Please guys some DATA will be great.
I tried to search for the info , but i didnt get much.
thanx
 
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