Yep...after lifting with 912's & a one inch spring spacer in the rear, & about a dozen rotations on the T-bar adjusters, my stock boots lasted about 1-1/2 years before tearing.
I had anticipated & accepted the fact that they would eventually go TU, & had a set of mec-a-tecs from www.independent4x.com at the ready.
Using Billys handy write up, I was able to do it myself & $ave BIG money!