Mezue ahịrịokwu na-esonụ: N'afọ 2008, Dominguez kwupụtara na ọ ga-abanye oge fọdụrụ na 2008 IndyCar Series oge na Pacific Coast Motorsports, mgbe ọ kwụsịrị nke atọ na asọmpi ikpeazụ nke Champ Car na Long Beach. A chụpụrụ ya n'ọhịa na
2008 Indianapolis 500 ma mee mmalite mbụ ya na usoro ahụ na agbụrụ na-esote na Milwaukee Mile. Kemgbe ọ nọrọ n'ọkwa nke iri abụọ na otu na Texas Motor Speedway na June, ndị otu Dominguez hapụrụ ihe omume ndị na-esote iji nyochagharịa mmemme ha iji nwekwuo asọmpi mgbe ha laghachiri. Ha laghachiri n'okporo ụzọ naanị usoro ihe omume ma sonye na Watkins Glen, Mid-Ohio, Edmonton, na Infineon agbụrụ iji mechie oge ahụ. Ọkacha mma ya n'oge a bụ na Watkins Glen n'ọnọdụ nke iri na atọ. Ọ gbara onye nke iri abụọ na asaa na ntụpọ.