The Lancia Delta Group A is a Group A rally car built for the Martini Lancia by Lancia to compete in the World Rally Championship. It is based upon the Lancia Delta road car and replaced the Lancia Delta S4. The car was introduced for the 1987 World Rally Championship season and dominated the World Rally Championship, scoring 46 WRC victories overall and winning the constructors' championship.
Lancia is an automobile manufacturer founded in 1906 by Vincenzo Lancia as Lancia & C.. It became part of the Fiat Group in 1969; the current company, Lancia Automobiles S.p.A., was established in 2007.