The 2015 Chevrolet Silverado has a range of 285 to 420 horsepower depending on engine type. The 4.3-liter V6 engine features 285 horsepower, while the 5.3- and 6.2-liter V8 engines top out at 355 and 460 horsepower, respectively.
The Silverado 4.3-liter V6 model is built for fuel efficiency and features 305 feet-pounds of torque. The torque rating is the highest in class for V6 model pickups.
Silverado's 6.2-liter V8 engine has a torque rating of 460 feet-pounds with a 12,000-pound towing capacity. As of 2015, the towing capacity is highest in-class for V8 pickup trucks. The smaller, 5.3-liter V8 tops out at 383 feet-pounds of torque. All 2015 Silverado engines feature automatic transmissions, by standard.