For the 21st consecutive year, Marlboro was the team's title sponsor, with additional sponsorship from Hugo Boss, Shell and Goodyear. The MP4/9 was the first and only McLaren F1 car to utilise Peugeot engines.
The McLaren MP4/9 was a Formula One car designed by Neil Oatley and used by the McLaren team in the 1994 Formula One World Championship. The number 7 car was driven by Finn Mika Häkkinen, in his first full season with the team, while the number 8 car was driven by Briton Martin Brundle, who had signed from Ligier.