Mercedes-Benz and Sahara Force India signed a long-term agreement for the Silverstone-based team on 28 March 2013 in order to make use of the full powertrain of Mercedes-Benz from 2014 season onwards.
According to the agreement, Mercedes-Benz will facilitate Force India with the complete Power Unit, all associated ancillary systems as well as transmission, in accordance with the new regulations for 2014. Power Unit refers to internal combustion engine plus energy recovery system.
Mercedes-Benz started supplying customer engine in 2009 with Silverstone-based team. This engine-supplying relationship has now entered the fifth season.
Force India announced that long-term agreement with Mercedes-Benz would also include supplying gearboxes and hydraulic systems. The gearboxes and hydraulic systems are, as of now being provided by McLaren Applied Technologies.