Sauber planning significant aero update for Hungary

Sauber has struggled for performance at the last two races in Austria and Silverstone and did not bring any new parts to the car at the latter as expected.But the Swiss team is set for an upgrade at Budapest, which is believed to be its most dramatic of the season, in a bid to counter the deficit of running a year-old Ferrari engine."I don't know exactly what the upgrade will be ... Keep reading