If driving on mountain passes, placing the shifter in S4 will help with the transmission temps. In S4, the torque converter doesn't slip, which causes the fluid temps to increase.
I trailered a car with my 2019 Tundra over 700 miles and used S4 as the owner's manual suggests. Fluid temp was...
The close ups and description of the AC Delco plug on Rockauto show an iridium tip but a standard ground electrode. Much like the design of the Iridium Power 5339 plug.
When they first came on the menu (10+ years ago), they chopped the grilled breast and served those as the grilled nuggets. They are probably more popular now and “pre-prepared”.
Either way, much better ways to eat and spend $$.
Those are good, comfortable commuters that get decent gas mileage.
Unless he travels well outside of NY state to buy, I suspect any of those cars will be rust buckets by now.
1st gen Tundra (2000-06) and Sequoia (-2007) were plagued with them. Aftermarket ball joints are usually worse in quality & faster to fail, but lift kits and bigger wheels/tires speed up the process too. No shortage of stock failures though. Poor design.