Williams has become the latest team to release audio of its 2016 car being fired up for the first time.
On Monday, Mercedes released video of its new power unit which also showed off its exhaust configuration, with the team opting for two pipes from the wastegate as part of new regulations designed to increase the sound of the power units.
Now Williams has posted an audio clip on Twitter of the FW38 being fired up ahead of the start of pre-season testing next week.
— WILLIAMS RACING (@WilliamsRacing) February 16, 2016
The first test gets underway on Monday at the Circuit de Barcelona-Catalunya, with the second test to follow a week later from March 1-4. Williams will roll its new car out in the pit lane on the opening day of testing.