Originally Posted by npccpartsman
I've run tunes from all 3 mentioned. Spartan and Innovative produced very similar track times--too close to really tell a difference. I think the best way would be to get tunes from both and try them in your truck since all drivers/trucks seem to respond differently to different tuners.
what trans tuning do you like better???????????? more then likely im going to buy all the top tuners highest tunes. id just like some insite from people running them.
do any of the custom tuners have dyno paper work?