At just 28 years, the pilot Avià pilot became the reference of the raids. The accumulated experience and maturity guarantees would allow him to their main challenge, the Dakar 2006, which came at a time on a personal and excellent. Caution should prevail during the early stages, and there was little to gain and much to lose. Successfully passed the procedure on Portuguese soil, unfavorable ground for KTM. Morocco came and rocky and treacherous tracks, and the fourth stage and led the rally Marc, a position and not leave until the end. Marc and the entire KTM Repsol team suffered a setback midway through the trial, when Andy Caldecott had a fatal accident in Mauritanian land during the period following the rest day in Nouakchott. Questions arose, but the team joined together more than ever faced so difficult challenge.

It is well known by everyone that this rally did not win the fastest, but the most consistent and least mistake. Marc scored seven second places and still have problems, all stages completed at least one-in which was sixth-ranked in the top five. Got no stage victory, but his masterful driving, while safe and weighed, led him finally to become champion of the Dakar Rally on the 28th, seeing thus fulfilled one of his big dreams. Eat thus became the second Spanish rider to do after that in 2004 he did his, at that time, team-mate Nani Roma.