Edge problems w/6.4

[Dean4340]

I just installed an edge juice w/ attitude on my 6.4 and it runs fine with easy throttle action until you give it more than half throttle, then it falls on its face. Any suggestions?

 

[Jgon08]

I just installed an edge juice w/ attitude on my 6.4 and it runs fine with easy throttle action until you give it more than half throttle, then it falls on its face. Any suggestions?

I would sell it and get some tunes from spartan or innovative and problem solved.