Tune

 

X2 tune or I believe you can get your computer reflashed for the PI heads? I'm uncertain about the reflash but if you have SCT or Edge problem solved.

 

What do you guys have done to your trucks?

 

I'm stock except for gotts mod, but a tuner will be able to adjust spark timing thus eliminating the ping problems. As for 93 octane you might want to give it a try with that kind of copression ratio it will really wake up your 4.6