Photo: Frédéric Mercier
2020 Chevrolet Silverado 1500 Duramax
Thanks to its 3.0-litre six-cylinder diesel engine, the Silverado 1500 Duramax is the fuel economy champion among full-size pickups, achieving 8.9 L/100 km in 4x2 configuration (9.4 L/100 km in 4x4 configuration).