DAMS finished pre-season testing ahead of its first GP3 campaign with Kevin Jorg leading a one-two on day two at Barcelona.
Swiss driver Jorg set a time of?1m35.538s, beating team-mate Jake Hughes by a tenth.
Antonio Fuoco was third ahead of Alex Palou and morning pacesetter Charles Leclerc.
Artur Janosz was sixth ahead of Alex Albon, Nirei Fukuzumi and Ralph Boschung, with Wednesday’s fastest driver Oscar Tunjo 10th.
The morning session took place in wet conditions, with Leclerc’s benchmark a 1m57.791s. Only 13 drivers set a time in a session littered with red flags.