need some help with performanee steering wheel

hi i just recetly got a performance steering wheel now my question is what is the proper rps to shift at to get the most power ithe wheel cam progrmaed for the shift ights on 4k rpms which is not alot and its on all six of the gears. i am not good in this departmnent so that why i am coming to my fellow m3 buddies ... so what should i program my wheel so shift at in 1st 2nd 3rd 4th and fifth lol sory if tyis is cofusihg but its hard to me i so anyhelp wold bw nice