[Kamen Rider Decade]

I have found the following titles that it was called prior to Turbo movie's release:

Power Rangers The Movie 2 (1996, United States, working title)
Power Rangers Turbo: Race To The Volcano (1996, United States, working title)
Power Rangers II (1996, United States, working title)
Turbo: A Power Rangers Adventure (1997, United States, pre-release title)