unfortunately with todays WOF system it "may" be on the fail list
just don't tell anyone ok?
a bit like an AT>MT swap : you 'can get away with it, and every step IS ok except playing with the Brake pedal
here the VIRM does state
(reasons for rejection) : and you have improved performance...
Modification (Note 1)
41. A modification affects a brake or braking performance, and:
a) is not excluded from the requirements for LVV specialist certification (Table 8-1-1), and
b) is missing proof of LVV specialist or accepted overseas certification, ie:
i. the vehicle is not fitted with a valid LVV certification plate, or
https://vehicleinspection.nzta.govt.nz/virms/in-service-wof-and-cof/general/brakes/service-brake-and-parking-brake
until