Yea wayne told me about fred and he sent me the final 3 tunes I have an 87-91-93 octane, he said I can use the 93 if it doesnt ping which it might as Ill only be using 91 octane fuel, however running 87 with 91 Ive had no problems thus far.
To data log all you need is XC2 Live Link 4.0 off SCTs website, Live Load and you should be set. Follow the instructions > here
< and then email either doug or fred and tell them you want to make a data log tune for your truck, they should fill you in on the rest. If not I can probably make a how too tomorrow.