For years, you have had the choice between two exceptional V8 engines, a 5.3- or a 6.2-liter version ranging from 355 to 420 horsepower, while torque ratings span the gamut from 383 to 460 pound-feet. That's plenty of drive for the drive. But if you want something a little bolder for your travels around Franklin, TN, you may want to consider the all-new 3.0-liter Duramax Turbo-Diesel. It churns out 277 horses through its 10-speed automatic transmission linked powertrain. If you're headed for parts unknown, 4WD is available to keep handling confident off the beaten path, but if you're sticking to civilization, know that Chevrolet Tahoe gets great fuel economy. It can achieve up to 15 mpg city, 22 mpg highway, and 18 mpg combined.