The 2021 Nürburgring Langstrecken-Serie was the 44th season of the German endurance series (formerly VLN) run at the Nürburgring Nordschleife, and second run as the Nürburgring Langstrecken-Serie (NLS). The season began on 27 March and ended on 9 October.
Philipp Leisen and Danny Brink won the drivers championship in a BMW 325i, driving for Adrenalin Motorsport.
Entries are split into multiple different classes. Current classes are:
Results indicates overall winner only in the whole race.