Phoenix 24
A visual tribute to PETRONAS arrives with a much more important technical objective.
Sepang
Mercedes has arrived at the Malaysian Grand Prix with a special livery for the W17 and its most significant technical upgrade in months, combining a tribute to long term partner PETRONAS with an attempt to restore the performance advantage that characterized the opening phase of the 2026 Formula 1 season.
The new design introduces more of PETRONAS’ distinctive green alongside the traditional black elements of the Mercedes car. The choice carries particular significance at Sepang, where Formula 1 is returning after an absence of almost nine years. For the Malaysian energy company, one of Mercedes’ longest standing partners, the weekend effectively becomes a home Grand Prix.
Behind the visual transformation lies the more consequential development. Mercedes has introduced a substantial aerodynamic package after spending much of the season relying on smaller circuit specific modifications. Its previous major update arrived in Montreal in May, while Ferrari and McLaren adopted more aggressive development programs during subsequent months.
That strategy initially posed little difficulty because Mercedes dominated the beginning of the championship. The team secured pole position in each of the first ten rounds and established a significant advantage in the Constructors’ Championship. More recently, however, the competitive landscape has narrowed, with Ferrari, McLaren and Red Bull increasingly challenging Mercedes over a single lap.
Sepang was therefore identified as the moment for a larger technical response. The upgrade is intended to improve aerodynamic efficiency and help the W17 recover some of the qualifying performance lost during the previous four race weekends. The Malaysian circuit provides a demanding test because its combination of long straights, high speed corners, heavy braking zones and extreme temperatures exposes weaknesses in both aerodynamic balance and tire management.
Andrea Kimi Antonelli and George Russell will now have to determine whether the new components translate simulation gains into usable performance on track. Hot and humid conditions further complicate that evaluation because tire overheating can conceal aerodynamic improvements if the car operates outside its ideal temperature window.
The weekend therefore carries two narratives for Mercedes. One is symbolic, celebrating PETRONAS through a distinctive design at its home circuit. The other is competitive and considerably more important.
The colors will attract attention immediately. The real question is whether the engineering beneath them can restore Mercedes’ advantage when the championship is entering its decisive phase.
Phoenix24: clarity in the grey zone.