Quote:
Originally Posted by JSPERFORMANCE
We only usually do that where the its the original stuff in there and its been way overdue.. Or when they have been running something other than the allison or amsoil stuff..
Otherwise just once is all that is necessary because the torque drive is designed to mix with the transynd without problems..
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Used truck and I have no idea what the dealer or previous owner did, so I figured I would try my best to flush whatevers in there out and start with transynd/amsoil.
Thanks!