In a 2004-specification AMG Mercedes C Klasse, Margaritis did not achieve any points finishes; his best finish was 9th place at Spa-Francorchamps.
On 27 February 2008, Margaritis announced his intention to leave the DTM and seek a position in another championship or category, citing as a primary factor the handicap of competing in year-old cars against machinery of factory specification [REF].