Originally Posted by billyblooshoes View Post
The stock 5.9 tune is basically a performance tune from the factory.
Here is some discussion on the SCT http://thespeedfreaks.net/showthread...-Modded-Engine
I would just call them and tell them what you want. I have been reading about these for months and can't wait to get one. http://www.hemifevertuning.com/SCT_p/sct-can.htm