By the mid-2000s, Loeb had established himself as the dominant force in world rallying, winning consecutive WRC titles from 2004 onward with Citroën. As his reputation grew and his schedule permitted, he began exploring circuit racing, taking part in the French GT Championship alongside his WRC duties. The 24 Hours of Le Mans represented the highest-profile detour from his rally career, and Pescarolo Sport — one of the leading privateer endurance teams in France — provided the opportunity.
An unusual detail from the period: Loeb reportedly prepared for his Le Mans debut in part by running practice laps around the Circuit de la Sarthe using the Sony PlayStation 2 video game Gran Turismo 4 aboard a private jet, a story that underscored both his commitment and the somewhat improvised nature of his circuit racing education at the time.
Loeb made his Le Mans debut in 2005, driving for Pescarolo Sport in their No. 17 entry. It was his first race on a closed circuit of any significance, and the car was plagued by incidents during the 24 hours. Despite the difficulties, Loeb demonstrated convincing pace for a driver so new to endurance racing, showing he could operate at the required level on a track as demanding and distinctive as La Sarthe.
The 2006 edition brought a far more memorable result. Loeb drove for Pescarolo Sport in a Pescarolo-Judd prototype and finished second overall — split between the two diesel-powered Audi R10 TDI entries that dominated the top of the results. To finish second at Le Mans overall, sandwiched by the works Audis that were dominating prototype racing at the time, was a significant achievement for any driver, let alone one competing in only his second appearance at the race and whose primary career was built entirely on rally stages.
The result placed Loeb in rare company: few drivers have achieved an overall Le Mans podium as an incidental detour from a dominant run in a completely different world championship.
Loeb's Le Mans record — one podium in two starts — represents a brief but striking chapter in one of motorsport's most versatile careers. After 2006, his focus remained on the WRC, where he continued winning titles through 2012. He went on to found Sébastien Loeb Racing in 2012, a team that entered the European Le Mans Series, though Loeb himself did not return to the 24 Hours in a works capacity thereafter.
His Le Mans appearances are a footnote to an overwhelming rally career, but the 2006 second-place result — achieved against prototype specialists in only his second attempt at the race — stands as evidence of a driving talent that was genuinely transferable across disciplines.