Silverstone was characterised by wet weather throughout the GP2 and GP3 race weekend, which made grip levels extremely variable.
There were no points for MW Arden in this morning’s second GP3 Series race, but Mitch Evans continues to lead the title chase.
Despite the deplorable conditions, Ocean Racing Technology secured points in both legs.
Buller continued to increase his advantage over the front whilst Daly (who started on slicks) rose to P2 passing Niederhauser.
The Portuguese driver secured a dominant win and fastest lap after starting from P3 on the grid in a race that was delayed due to weather conditions.