PPE GM 6.6L Duramax Heavy-Duty Cast Aluminum PTO Side Plate Cover 128060000

2001-2016 Kit - comes with 2 covers, 12 bolts, and 2 cover gaskets.

2017-2019 Kit - comes with 1 cover, 6 bolts, and 1 cover gasket.

Made from cast aluminum, these covers add strength to center of the transmission case eliminating trans oil seepage at the mating surface.

Cooling fins double the surface area (60.74 sq. in.) when compared to stock (30.62 sq. in.), which increases heat dissipation from the transmission fluid.