Official fuel consumption figures in UK L/100km for the McLaren GT 4.0L (3,994cc) petrol, 7-speed Seamless Shift Dual Clutch Gearbox (SSG): Low: 22.2, Medium: 11.9, High: 9.3, Extra-High: 10.2, Combined: 11.9. CO2 Emissions, Combined: 270 g/km. The efficiency figures quoted are derived from official WLTP test results, are provided for comparability purposes only, and might not reflect actual driving experience.