2006 Mercedes-Benz E-Class

The 2006 E350 is powered by a new-generation 3.5-liter V6 that delivers more power and better fuel economy through the use of variable valve timing and a two-stage intake manifold. The 3.5-liter V6 produces 268 horsepower, a 20 percent increase over the 3.2-liter engine that it replaces, and 259 lb-ft of torque.