If it was that easy, more people would be doing it. Seriously.
First up, you're gonna need some custom fabricated front fenders... like the car that this thread is about. Then you have to modify the S15 lights, front bumper and bonnet to fit the, dare I say, slightly longer R32 nose section. And you've got to make it fit properly! Big hassle, but possibly worth it.
Now you know where that 10G goes for the Strawberry face kit for the 180SX/S13 and 14...