Complex sentence: The model debuted in 1995 on the Continental platform and lasted in its original guise through 2003; a new version sporting a significantly revised and upgraded engine and riding on the newer Arnage platform debuted in 2006.
Split into simpler sentences: The model debuted in 1995 on the Continental platform and was proudced in its original guise until 2003. A completely nwq version powered by a significantly updated engine and riding on the newer Arnage platform debuted in 2006.