I have a 95 Maxima and it keeps stalling out,you literally have to drive it with 2 feet,here is what I've replaced to try to fix problem,these were the codes crank sensors,replaced both,o2 sensors both,tuned car up with new plugs,cleaned injection system,fuel filter,I've got almost a $1000 in it and the problem still consists

 

have you checked intake/maf fuel pump etc