Sebastien Loeb grabbed victory Sunday in the eighth stage of the Dakar Rally after Carlos Sainz was hit with a five-minute penalty.The victory lifted Loeb to fourth overall but he remains almost two hours behind rally leader Nasser Al-Attiyah.The 48-year-old Frenchman won the stage by 2 minutes and 11 seconds in his Prodrive from Qatari Al-Attiyah after 822 km of racing through valleys and sand between Al-Duwadimi and Riyadh.