Allison upgrades

[Greg McCall]

Questions for those who have upgraded their Allison.
I'm interested in the 500 rear wheel hp area for my duramax.

How dependable has the Allison upgrades been so far? There should have been enough time for some of you to share your experiences with the upgrades.

[Kennedy]

They are getting there, but it kinda depends how abusive you are. Nothing is indestructible.