Jacob Garcia, 28, refused to leave the plane, allegedly racially abused people and demanded police tell him why he was being removed.
Transport Minister Phil Twyford says 160 lives could probably be saved with those improvements in place.
Associate Transport Minister Julie Anne Genter hopes to make New Zealand more like Sweden, which has halved its road deaths in the past 20 years.
The highway between Paihia and Kawakawa has been closed to all traffic since the middle of February.
Chief executive David Crawford said the voluntary recall had not spurred enough affected vehicle owners into action, and the mandatory recall could also face problems.
The two leaders riled up in Parliament today over whose record in transport taxes was worse for working families.