Looks intriguing, but that price sucks. For that much money, I'd be more inclined to just swap in an AW4.
Are you saying you know of people that had had bad luck. Tell us more please.i was also thinking of doing this too, but have not found anyone who sent the TCM out had had good luck
This will do the same-- fix speedo and adjust shift points: http://www.bluemonkeymotorsports.com/store/index.php?app=ecom&ns=prodshow&ref=SHV4A-J01
Lots of info on it out there.