Tundra Series Oil and Transmission Cooler - 40 RowsThe Tundra Series Universal 40 Plate Transmission Oil Cooler keeps oil temperatures right where they need to be for optimum performance. Featuring a stacked plate and fin design, which is more efficient than same sized tube and fin coolers, they are constructed with durable aluminum, and powdercoated with a black finish to withstands corrosion. They are finished with the State of the Art PROFORM brazing process that protects from leaks and cracks. But