Im looking for a tuning file to do a segment swap to a 4l80E from my 4l60E on my silverado. either for a customs os 01250003 or original os 12202088 THANKS!!!!!
joecar
May 12th, 2009, 03:29 AM
See here: showthread.php?t=10779 (http://forum.efilive.com/showthread.php?t=10779)