Chevrolet Tahoe Chevrolet Tahoe 2020 with a powerful V8 eight-cylinder engine, available in multiple trim options such as LS, LT, and Premier. Engine and Performance • First Engine: 5.3-liter capacity, producing 355 horsepower and 519 Nm of torque. • Second Engine: 6.2-liter capacity, producing 420 horsepower and 623 Nm of torque (available in higher trims). • Transmission: 6-speed or 10-speed automatic, depending on the trim and engine. • Fuel Consumption: Estimated at approximately 7.4 to 8.9 km/liter based on drivetrain and engine.