In the late 80's Kawasaki produced factory fitted turbo already so it is not a new thing. In the US, you will find turbo charged GXSRs,Ninjas Blades all over, no biggie.
The current Z project is inspired by the same video that these guys from Down Under produced. First they bought a AUD500 shell, basically a Daihatsu Mira (or Perodua Kelisa 2 door), then stripped it apart, taken out...