Firecracker,
I fear these diff's are already pushed to the max and putting any more pressure could be fatal to the truck. I replaced my diff fluid with synthetic and have checked it daily and the diff is cool to the touch everyday.....that was not the case before.
I fear these diff's are already pushed to the max and putting any more pressure could be fatal to the truck. I replaced my diff fluid with synthetic and have checked it daily and the diff is cool to the touch everyday.....that was not the case before.