all they did was tune it, add wheels/tires, an exhaust and brakes. any tuner could do this on their own. if they had added new,bigger turbos then this would be something i would consider worth while. i dont see how a few bolt on mods classifies this as a gpower m5. dumb.
FBO n54. no meth. stock turbos. 14.5 psi. KW V1 Coils.