A step up from Tube & Fin type coolers, this Plate and Fin cooler features strong furnace-brazed construction, 7/8" wide plates, 3/4" embossed turbulators which maximize heat transfer while also minimizing pressure drop. This unit is perfect for light to medium duty use and occasional towing. It greatly extends transmission life by preventing heat-related transmission failures, and improve shifting performance. This kit comes with a complete transmission cooler hardware kit to easily install onto vehicles with 5/16" transmission cooler lines.