The lines run kind of close to the exhaust, but I didn't run it long enough to boil anything. I would say it's a vent issue long before it could have been a heat problem. It was less than 40 degrees outside and I only ran the car for 15 -20 minute. Plus, I have a good size tranny cooler in front of the radiator.
My daughter was home from Purdue for the weekend and I've been looking forward to doing a NASCAR burn out with her sitting shotgun. The poor girl almost pooped herself when I did it. I went to an in industrial park about a mile from my house, cranked the wheel a little to the left, hammered it, did a 180 and proceeded to roast the tires for about 100 feet. I think that's when the tranny fluid came out............