1972-2013 GM K1500 8.5 Inch -10 Heavy-Duty Aluminum Rear Differential Cover Black - 138051320 2003-gmc-sierra-2500-esi4517093 2011 2017 5

2011 2017 5

(1) Grease Pack - thread lubricant

Internal heat sinks reduce oil temps

Simply wipe grit away at each service

7L Powerstroke (116454018)

1972-2013 GM K1500 8.5 Inch -10 Heavy-Duty Aluminum Rear Differential Cover Black - 138051320 2003-gmc-sierra-2500-esi4517093 2011 2017 5Keep your GM rear differential running cool and clean with an upgraded cover from PPE. Made from thick, high quality A356. 0 T6 cast aluminum for strength and optimum heat dissipation. The beefy PPE differential cover is equipped with internal heat sinks and external cooling fins which increase the pan's surface area as well as thermal stamina. It keeps your differential oil running within its ideal viscosity range, helping extend differential service