I thought so. I sure was hoping so. A couple weeks ago I popped my IPR valve out to clean it and install new O-rings and I discovered that it is certainly different.
The IPR from my 1997 T444e looks like this:
The IPR I'm giving away looks like this:
It also looks different than the VT365 IPR valves. It actually might be a Maxxforce DT IPR valve.. I wish I could read the product number on it, thats for sure!