- Joined
- Oct 16, 2017
- Posts
- 429
- Reaction score
- 418
- Location
- SE Michigan
- Ram Year
- 2015 Ram Laramie 2500 4 X 4
- Engine
- 6.4L
There is nothing special about the purple brand especially as it relates to diff fluid. Read the tests. IMO would almost be the last choice for a diff. Each to their own.