Can anyone give me a hand with my tune? I have a 2001 6.0l with cnc ported 317 heads flows are [email protected] intake and [email protected] on the exhaust. Im running a comp roller cam 54-456-11 duration 219int/227ext @.50 and .607int/.614exh LS112 i have 12613411injectors, long tube headers and a built 4l80e trans. the tune just isn't right. it seems sluggish and the LTFT is maxed out.