ive been running it now just over 2yrs and many many tunes its alright but just not to where i wanna it to be.. how would i even go about running it from tcm? if i took a new stock 5r harness what would i have to do? Thanks for your help! also do you have a tune perhaps you could send me STROKETHISF350? Its a full race NADP tranny with a precision idustries 1600 stall torque