Ferrari modified its exhaust outlet before the free practice session
Ferrari notified the organization this morning that they will change their exhaust system for both their drivers. This change occurred before the only free practice session of the São Paulo Grand Prix.

Ferrari continues to work and doesn’t idle. The FIA shows in a report that Ferrari had the exhaust outlet of their cars changed for both drivers.
The exhaust system used by Ferrari drivers is one of the eight new authorized exhaust systems for the 2023 championship season, in accordance with article 28.2 of the Sporting Regulations of Formula 1 2023.
A good point for the Italian team, which shows that it continues to develop towards the end of the season. Carlos Sainz and Charles Leclerc also dominated the only free practice session of the São Paulo Grand Prix, finishing first and second respectively.