Maybe "Engine Oil Cooler" and "Trans Oil Cooler." I thought that there was a difference in the '99 WJ radiators, though. I haven't seen one that would fit all WJ's before. I would call them if I were you, just to be sure.
PSA - It would be nice if people made an attempt while typing to discuss their problems or opinions instead of one long sentence with no punctuation. Maybe I'm cynical, but that really pisses me off. Rant over.
"It's like saying I had a car I got that was painted by the previous owner. I had an accident so painting a car is unsafe." - cykaaro