Sounds a bit dodgy to me... Think I would rather pay over the odds at the stealers - knowing what I'm getting!! At least that way if anything goes wrong I'll be marching straight back in there!!
Just my 2 pennies worthio!!
It may sound wrong, my time in the forum, as I'm up there seatleon.es user and in this post that explains it all: http://www.seatleon.es/foro/viewtopic.php?f=35&t=35999
Also you're right that you have purchased there warranty issues.
A greeting.