Although I do not have the Nismo nose, I picked-up these 67"
Race Ramps for a standard 370Z:
Love 'em. They also have extenders to these for the lowest of cars, but you will probably not need them. Here is how to measure for them if you are interested:
Ramp Test. Checkout the forum threads about them:
56" Race Ramps Video Demo
My new Race Ramps.