Complex sentence: Making its debut in the series in 2010 was the new-specification car, designed by Barazi-Epsilon, replacing the Tatuus chassis that had been in the series since 2000.
Split into simpler sentences: Making its debut in the series in 2010 is the new-specification car, designed by Barazi-Epsilon. It replaces the Tatuus chassis that had been in the series since 2000.