That’s a 2020 Chevy Silverado 1500 High Country. The Chevy Silverado is a truck that’s been in production since 1998 (the first model year was 1999). This is from the fourth generation, which has been in production since 2018 (the first model year was 2019). The engine of this one is a 3 liter turbodiesel LM2 Duramax straight-6 that produces 277 horsepower and 460 pound-feet of torque. The transmission is a 10-speed automatic.