hi all im struggling way out of my depth here im from gm back ground where I just upgrade operating system to read boost .now im helping a mate who has a 2005 5.7 jeep grand Cherokee and he has fitted a three bar map and 1000 cc injectors @43.5psi now ive licenced the vehicle but cant for the life of me work out the fueling and or how to make the spark and fuel tables read boost and its has no maf or egr here is the stock tune for your perusal mick jeep dodge.hptmick jeep dodge.hpt