Ahhh.... Not quite sure what you're asking? Yes the 03/04 uses 42lb injectors and the MAF (Mass Airflow Sensor) is used to measure the volume of air entering the motor.
U.M.
P.S. Have an O.B. in A-Town next time you're down there!!
i bought some used injectors and maf of a totaled 03. i going to put them in my 98 gt with a procharger. and was just checking to see if they work and size. thanks