New rear wing and diffuser for Williams | 2011 Spanish Grand Prix
Williams will introduce upgrades to their rear wing and diffuser at this weekend's race.
Source: http://feedproxy.google.com/~r/f1fanatic/~3/tlYdA6RXQeI/
Slim Borgudd Luki Botha JeanChristophe Boullion Sebastien Bourdais Thierry Boutsen