We put some of these on, we did have some issues a while back with leakers, not sure if they were these or another company that is no longer around
http://www.yourcovers.com/diffcover_gm95.php
http://www.4wheelparts.com/Drivetra...=237&t_pt=4041&Popular+Axle+Manufacture_PQ=GM
http://www.yourcovers.com/diffcover_gm95.php
http://www.4wheelparts.com/Drivetra...=237&t_pt=4041&Popular+Axle+Manufacture_PQ=GM