No. Any system that has coilovers will have welding/cuting involved.
If I were you I'd look into the Camburg 5.5 system. It is a VERY nice product. Performs very very well and is a relativly easly install.
Your best be if this is what your into, dezert trucks, is to go on over to www.Dezertrangers.com
and look around, it is a great site for this type of stuff.