Mercedes tested a 'megaphone' like component Wednesday, in hopes of amplifying the engine sound.
It's been 22 years since Formula One saw a female driver make laps during a race weekend and now, Susie Wolff looks to be the next.
FIA slapped a couple wrists...what came of the tribunal meetings today?
Marussia's Max Chilton topped the charts in the opening day of testing in Spain.
Maldonado was fastest in Barcelona Wednesday, ahead of Rosberg, who spent part of the day testing the controversial 'megaphone' exhaust.
Felipe Nasr got the chance to drive a Williams in the second day of testing in Bahrain.
Toto Wolff hinted the German team will push to attend, if the test is extended to a fourth day
Mercedes paced the first and second days of April testing in Bahrain, with Lewis Hamilton getting to spend some time in the No. 1 spot on day two.
Nico Rosberg and Mercedes topped the charts in the opening day of testing in Bahrain.
By Max Davies, F1 correspondent
'It's not clear yet how many sets of tyres the team will have available, but I'm getting ready and I expect to drive' - Susie Wolff
Teams claimls they haven't received no proposition for a testing