were in spfld, mo, so thats too far. You going to add a pulley? Thats the cheapest way to add power. Just a pulley,catback you should see at least 450rwhp/480rwtq
only need to remove the rotor and caliper housing. Hammer it out throught the rear. Put new one in hole and use an old lug nut with washers and impact it in.
its not the software, its the tuner. With the predator you can recieve a email tune and load it into the predator. Both software can do the same thing if the tuner knows how to use it. Benefits of predator are datalogging and you can further adjust parameters.