Don't use tape. The liner does not stick well to the tape, and will eventually flake off.
I'm sure with an eye towards prepping the take with scuffing and primer it can be made it work well, but my own rig was done with tape with poor results.
The tape does not look like it was primed, but I can't speak for BltByKrmn since my 80 came from him. I figured this was the deal though after all the info that I have read about your product. That said, I definitely plan to redo the truck in Monstaliner again as I really like the product. I...
I don't think the stain is a faultf of the Monstaliner either, but thanks for the update. My main goal of the post was to update folks who may have used the tape method since it seems to be failing a bit.
I have planned on redoing the liner since I bought it from you anyways so it isn't a huge...
Just an update that may be of interest to some of you. The previous owner of my LX450 filled the holes with tape and Monstalined over them. You can see in the pics that the Monstaliner is now coming off where the tape is. I suspect that the tape has poor adhesion properties, and needs a better...