i'm not sure on exactly how to do it. i had a tech here at work do it for me, and i now have firm shifts, and higher shift points. send a pm to Mark McCormack. his is adjusted higher than mine, and he totally loves it. he will tell you how exactly to do it.
2003 Ford Expedition: 5.4L, harley supercharger, 2.93 upper pulley, 4lb lower pulley, c&l plenum, jlp cai, LFP SBTB, FTSP, Magnaflow 3" catback, Eclipse AVN-5510, white face gauges, cobalt c2 boost gauge, ddm hid's, 379 rwhp, 465 rwtq sold 11/3/12
2009 Ford Flex Limited AWD