Marc Gené Guerrero ( born May 29 , 1974 in Sabadell , Catalonia , Spain ) is a Spanish motor racing driver , best known as a tester for Williams and Ferrari and currently a factory driver for Peugeot in the Le Mans Series .
Marc Gené Guerrero ( born May 29 , 1974 in Sabadell , Catalonia , Spain ) is a Spanish motor racing driver , best known as a tester for Williams and Ferrari . 
 He is currently a factory driver for Peugeot in the Le Mans Series .