With this engine, the EPA estimates the Tahoe's fuel economy at about 15/20/17 mpg city/highway/combined with rear-wheel drive ... V8 SUV, check out the Aston Martin DBX707. It might be the best ...

All V models have all-wheel drive ... the V8 engine for an enormous 789 horsepower; even more than the Cayenne Turbo E-Hybrid. Its hybrid hardware aids the super SUV to hit 60 mph in 3.4 seconds ...