I can't speak from experience but this slightly annoying vlogger made it across in a 981 GT4.
https://www.youtube.com/watch?v=ALVlMJseRF8
5 Mins 30 onwards .... appreciate our 718 spoiler is longer than the 981.
https://www.youtube.com/watch?v=ALVlMJseRF8
5 Mins 30 onwards .... appreciate our 718 spoiler is longer than the 981.