The 2013 Chevrolet Corvette is a sports car available in coupe, soft-top convertible, targa, and supercar trim levels. The base Corvette is powered by a 430 hp producing 6.2-liter V8 engine while upgrading to the Z06 trim level will grant the driver a 7.0-liter V8 engine that produces 505 hp. For maximum performance Chevrolet offers the ZR1 Corvette; utilizing a 6.2-liter supercharged V8 engine the ZR1 produces 638 hp and 604 lb-ft of torque. In addition to the upgraded engine the ZR1 features carbon-fiber accents, carbon-ceramic brakes, and an improved suspension. New for 2013 are 60th anniversary editions for all models and a 427 collector edition that utilizes Z06 parts. Fuel mileage falls within an EPA estimated range of 14 mpg city to 26 mpg highway, depending on engine selection. Available features include leather seats, 19-inch wheels, steering wheel mounted audio controls, hands-free phone capabilities, premium sound system with navigation, and heads-up display. Safety is comprised of advanced airbags, OnStar, anti-lock braking, vehicle stability control, and tire pressure monitoring. The Corvette is backed by a 3-year/36,000-mile warranty.