During our recent install and test of our Heatshield Pipe Armor and Muffler Armor exhaust insulation kits, we noticed something on the Jeep JK Wrangler. The exhaust system Y-pipe that connects the passenger side exhaust manifold to the system passes right underneath the automatic transmission pan. And within close proximity to the bottom of the pan. This means a lot of heat being radiated upward into the pan, adding heat to the pan and the fluid in it. Not a good thing for ATF life and the transmission in general.
With some Heatshield Armor exhaust insulation left over from