There are, give or take, a zillion and one products to make towing and hauling a better experience. And it's pretty easy to find out the areas in which your truck is finding the struggle real. We've dug up a bunch of towing solutions, focused mainly on performance, ride, and the hitch area of a truck. However, we've also included a sidebar on other super-useful towing accessories to collect.
Allison Transmission Cooler
What: Direct bolt-on, high-performance transmission cooler for Allison-equipped '01-'10 GM heavy-duty trucks.
Quote: "For individuals who tow, race, or simply run their diesel hard, proper cooling of your transmission fluid is one of the most important things that you can do to prolong the life of your transmission. "