stdtn - normal tuning - one pass ecu and turbo tuning. Legal for tournaments and world record runs.
trbtn - turbo tuning - multiple cycle of turbo tune + dyno run. 3.3% more power.
ecutn - ecu tuning - edit of save file to optimized ecu bars. 17% more power.
There is a readme.txt file with more info in the zip file.
Savefiles are in this zip: Link
[Edited by jeffareid, 7/17/2008 7:15:38 AM]