I assume you're trying to adapt '02 factory hard lines to your original truck radiator?
Why not go AN?

There is nothing wrong with the basic parker pushlok hose for a transmission cooler line.
Keep in mind that even steel braided lines have a rubber or tephlon component in them that can melt.
If your exhaust is too close to the lines, that needs to be fixed first.
You can look into slip on heat shielding and sleeves as well as a heat shield on the exhaust there too.
There is nothing wrong with the basic parker pushlok hose for a transmission cooler line.
